diff --git a/lib/shared/message-utils.js b/lib/shared/message-utils.js
--- a/lib/shared/message-utils.js
+++ b/lib/shared/message-utils.js
@@ -31,7 +31,7 @@
 } from '../types/messages/reaction';
 import { type ThreadInfo } from '../types/thread-types';
 import type { UserInfos } from '../types/user-types';
-import type { EntityText } from '../utils/entity-text';
+import { type EntityText, entityTextToRawString } from '../utils/entity-text';
 import { codeBlockRegex, type ParserRules } from './markdown';
 import { messageSpecs } from './messages/message-specs';
 import { threadIsGroupChat } from './thread-utils';
@@ -361,22 +361,26 @@
   markdownRules: ParserRules,
   viewerContext?: GetMessageTitleViewerContext = 'individual_viewer',
 ): string {
+  let entityText;
   const { messageTitle } = messageSpecs[messageInfo.type];
-  return messageTitle({
-    messageInfo,
-    threadInfo,
-    markdownRules,
-    viewerContext,
+  if (!messageTitle) {
+    invariant(
+      messageInfo.type !== messageTypes.TEXT &&
+        messageInfo.type !== messageTypes.IMAGES &&
+        messageInfo.type !== messageTypes.MULTIMEDIA &&
+        messageInfo.type !== messageTypes.REACTION,
+      'messageTitle can only be auto-generated for RobotextMessageInfo',
+    );
+    entityText = robotextForMessageInfo(messageInfo, threadInfo);
+  } else {
+    entityText = messageTitle({ messageInfo, threadInfo, markdownRules });
+  }
+  return entityTextToRawString(entityText, {
+    threadID: threadInfo.id,
+    ignoreViewer: viewerContext === 'global_viewer',
   });
 }
 
-function removeCreatorAsViewer<Info: MessageInfo>(messageInfo: Info): Info {
-  return {
-    ...messageInfo,
-    creator: { ...messageInfo.creator, isViewer: false },
-  };
-}
-
 function mergeThreadMessageInfos(
   first: ThreadMessageInfo,
   second: ThreadMessageInfo,
@@ -522,7 +526,6 @@
   createMessageReply,
   getMostRecentNonLocalMessageID,
   getMessageTitle,
-  removeCreatorAsViewer,
   mergeThreadMessageInfos,
   useMessagePreview,
 };
diff --git a/lib/shared/messages/add-members-message-spec.js b/lib/shared/messages/add-members-message-spec.js
--- a/lib/shared/messages/add-members-message-spec.js
+++ b/lib/shared/messages/add-members-message-spec.js
@@ -19,17 +19,11 @@
   ET,
   type EntityText,
   pluralizeEntityText,
-  entityTextToRawString,
 } from '../../utils/entity-text';
 import { values } from '../../utils/objects';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import type {
   CreateMessageInfoParams,
   MessageSpec,
-  MessageTitleParam,
   NotificationTextsParams,
 } from './message-spec';
 import { joinResult } from './utils';
@@ -49,27 +43,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<AddMembersMessageInfo>) {
-    let validMessageInfo: AddMembersMessageInfo = (messageInfo: AddMembersMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-      validMessageInfo = {
-        ...validMessageInfo,
-        addedMembers: validMessageInfo.addedMembers.map(item => ({
-          ...item,
-          isViewer: false,
-        })),
-      };
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawAddMembersMessageInfo {
     return {
       type: messageTypes.ADD_MEMBERS,
diff --git a/lib/shared/messages/change-role-message-spec.js b/lib/shared/messages/change-role-message-spec.js
--- a/lib/shared/messages/change-role-message-spec.js
+++ b/lib/shared/messages/change-role-message-spec.js
@@ -19,18 +19,12 @@
   ET,
   type EntityText,
   pluralizeEntityText,
-  entityTextToRawString,
 } from '../../utils/entity-text';
 import { values } from '../../utils/objects';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import {
   pushTypes,
   type CreateMessageInfoParams,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
   type RobotextParams,
 } from './message-spec';
@@ -54,27 +48,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<ChangeRoleMessageInfo>) {
-    let validMessageInfo: ChangeRoleMessageInfo = (messageInfo: ChangeRoleMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-      validMessageInfo = {
-        ...validMessageInfo,
-        members: validMessageInfo.members.map(item => ({
-          ...item,
-          isViewer: false,
-        })),
-      };
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawChangeRoleMessageInfo {
     const content = JSON.parse(row.content);
     return {
diff --git a/lib/shared/messages/change-settings-message-spec.js b/lib/shared/messages/change-settings-message-spec.js
--- a/lib/shared/messages/change-settings-message-spec.js
+++ b/lib/shared/messages/change-settings-message-spec.js
@@ -16,21 +16,12 @@
 import { assertThreadType } from '../../types/thread-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { validHexColorRegex } from '../account-utils';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import { threadLabel } from '../thread-utils';
 import {
   pushTypes,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
 } from './message-spec';
 import { joinResult } from './utils';
@@ -52,20 +43,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<ChangeSettingsMessageInfo>) {
-    let validMessageInfo: ChangeSettingsMessageInfo = (messageInfo: ChangeSettingsMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawChangeSettingsMessageInfo {
     const content = JSON.parse(row.content);
     const field = Object.keys(content)[0];
diff --git a/lib/shared/messages/create-entry-message-spec.js b/lib/shared/messages/create-entry-message-spec.js
--- a/lib/shared/messages/create-entry-message-spec.js
+++ b/lib/shared/messages/create-entry-message-spec.js
@@ -16,20 +16,11 @@
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
 import { prettyDate } from '../../utils/date-utils';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { stringForUser } from '../user-utils';
 import {
   pushTypes,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
 } from './message-spec';
 import { joinResult } from './utils';
@@ -53,20 +44,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<CreateEntryMessageInfo>) {
-    let validMessageInfo: CreateEntryMessageInfo = (messageInfo: CreateEntryMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawCreateEntryMessageInfo {
     const content = JSON.parse(row.content);
     return {
diff --git a/lib/shared/messages/create-sidebar-message-spec.js b/lib/shared/messages/create-sidebar-message-spec.js
--- a/lib/shared/messages/create-sidebar-message-spec.js
+++ b/lib/shared/messages/create-sidebar-message-spec.js
@@ -21,19 +21,13 @@
   ET,
   type EntityText,
   pluralizeEntityText,
-  entityTextToRawString,
 } from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import { stringForUser } from '../user-utils';
 import { hasMinCodeVersion } from '../version-utils';
 import {
   pushTypes,
   type CreateMessageInfoParams,
   type MessageSpec,
-  type MessageTitleParam,
 } from './message-spec';
 import { assertSingleMessageInfo } from './utils';
 
@@ -55,36 +49,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<CreateSidebarMessageInfo>) {
-    let validMessageInfo: CreateSidebarMessageInfo = (messageInfo: CreateSidebarMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-      validMessageInfo = {
-        ...validMessageInfo,
-        sourceMessageAuthor: {
-          ...validMessageInfo.sourceMessageAuthor,
-          isViewer: false,
-        },
-        initialThreadState: {
-          ...validMessageInfo.initialThreadState,
-          otherMembers: validMessageInfo.initialThreadState.otherMembers.map(
-            item => ({
-              ...item,
-              isViewer: false,
-            }),
-          ),
-        },
-      };
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawCreateSidebarMessageInfo {
     const { sourceMessageAuthorID, ...initialThreadState } = JSON.parse(
       row.content,
diff --git a/lib/shared/messages/create-sub-thread-message-spec.js b/lib/shared/messages/create-sub-thread-message-spec.js
--- a/lib/shared/messages/create-sub-thread-message-spec.js
+++ b/lib/shared/messages/create-sub-thread-message-spec.js
@@ -17,20 +17,11 @@
 import { threadPermissions, threadTypes } from '../../types/thread-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
+import { ET, type EntityText } from '../../utils/entity-text';
 import {
   pushTypes,
   type CreateMessageInfoParams,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
   type GeneratesNotifsParams,
 } from './message-spec';
@@ -51,20 +42,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<CreateSubthreadMessageInfo>) {
-    let validMessageInfo: CreateSubthreadMessageInfo = (messageInfo: CreateSubthreadMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): ?RawCreateSubthreadMessageInfo {
     const subthreadPermissions = row.subthread_permissions;
     if (!permissionLookup(subthreadPermissions, threadPermissions.KNOW_OF)) {
diff --git a/lib/shared/messages/create-thread-message-spec.js b/lib/shared/messages/create-thread-message-spec.js
--- a/lib/shared/messages/create-thread-message-spec.js
+++ b/lib/shared/messages/create-thread-message-spec.js
@@ -19,18 +19,12 @@
   ET,
   type EntityText,
   pluralizeEntityText,
-  entityTextToRawString,
 } from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import { stringForUser } from '../user-utils';
 import {
   pushTypes,
   type CreateMessageInfoParams,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
 } from './message-spec';
 import { assertSingleMessageInfo } from './utils';
@@ -50,32 +44,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<CreateThreadMessageInfo>) {
-    let validMessageInfo: CreateThreadMessageInfo = (messageInfo: CreateThreadMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-      validMessageInfo = {
-        ...validMessageInfo,
-        initialThreadState: {
-          ...validMessageInfo.initialThreadState,
-          otherMembers: validMessageInfo.initialThreadState.otherMembers.map(
-            item => ({
-              ...item,
-              isViewer: false,
-            }),
-          ),
-        },
-      };
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawCreateThreadMessageInfo {
     return {
       type: messageTypes.CREATE_THREAD,
diff --git a/lib/shared/messages/delete-entry-message-spec.js b/lib/shared/messages/delete-entry-message-spec.js
--- a/lib/shared/messages/delete-entry-message-spec.js
+++ b/lib/shared/messages/delete-entry-message-spec.js
@@ -16,20 +16,11 @@
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
 import { prettyDate } from '../../utils/date-utils';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { stringForUser } from '../user-utils';
 import {
   pushTypes,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
 } from './message-spec';
 import { assertSingleMessageInfo } from './utils';
@@ -53,20 +44,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<DeleteEntryMessageInfo>) {
-    let validMessageInfo: DeleteEntryMessageInfo = (messageInfo: DeleteEntryMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawDeleteEntryMessageInfo {
     const content = JSON.parse(row.content);
     return {
diff --git a/lib/shared/messages/edit-entry-message-spec.js b/lib/shared/messages/edit-entry-message-spec.js
--- a/lib/shared/messages/edit-entry-message-spec.js
+++ b/lib/shared/messages/edit-entry-message-spec.js
@@ -16,20 +16,11 @@
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
 import { prettyDate } from '../../utils/date-utils';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { stringForUser } from '../user-utils';
 import {
   pushTypes,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
 } from './message-spec';
 import { joinResult } from './utils';
@@ -53,20 +44,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<EditEntryMessageInfo>) {
-    let validMessageInfo: EditEntryMessageInfo = (messageInfo: EditEntryMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawEditEntryMessageInfo {
     const content = JSON.parse(row.content);
     return {
diff --git a/lib/shared/messages/join-thread-message-spec.js b/lib/shared/messages/join-thread-message-spec.js
--- a/lib/shared/messages/join-thread-message-spec.js
+++ b/lib/shared/messages/join-thread-message-spec.js
@@ -15,23 +15,11 @@
 import type { NotifTexts } from '../../types/notif-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { values } from '../../utils/objects';
 import { pluralize } from '../../utils/text-utils';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import { stringForUser } from '../user-utils';
-import type {
-  MessageSpec,
-  MessageTitleParam,
-  NotificationTextsParams,
-} from './message-spec';
+import type { MessageSpec, NotificationTextsParams } from './message-spec';
 import { joinResult } from './utils';
 
 export const joinThreadMessageSpec: MessageSpec<
@@ -62,20 +50,6 @@
     return rawJoinThreadMessageInfo;
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<JoinThreadMessageInfo>) {
-    let validMessageInfo: JoinThreadMessageInfo = (messageInfo: JoinThreadMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   createMessageInfo(
     rawMessageInfo: RawJoinThreadMessageInfo,
     creator: RelativeUserInfo,
diff --git a/lib/shared/messages/leave-thread-message-spec.js b/lib/shared/messages/leave-thread-message-spec.js
--- a/lib/shared/messages/leave-thread-message-spec.js
+++ b/lib/shared/messages/leave-thread-message-spec.js
@@ -15,23 +15,11 @@
 import type { NotifTexts } from '../../types/notif-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { values } from '../../utils/objects';
 import { pluralize } from '../../utils/text-utils';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import { stringForUser } from '../user-utils';
-import type {
-  MessageSpec,
-  MessageTitleParam,
-  NotificationTextsParams,
-} from './message-spec';
+import type { MessageSpec, NotificationTextsParams } from './message-spec';
 import { joinResult } from './utils';
 
 export const leaveThreadMessageSpec: MessageSpec<
@@ -62,20 +50,6 @@
     return rawLeaveThreadMessageInfo;
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<LeaveThreadMessageInfo>) {
-    let validMessageInfo: LeaveThreadMessageInfo = (messageInfo: LeaveThreadMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   createMessageInfo(
     rawMessageInfo: RawLeaveThreadMessageInfo,
     creator: RelativeUserInfo,
diff --git a/lib/shared/messages/message-spec.js b/lib/shared/messages/message-spec.js
--- a/lib/shared/messages/message-spec.js
+++ b/lib/shared/messages/message-spec.js
@@ -16,13 +16,11 @@
 import type { RelativeUserInfo } from '../../types/user-types';
 import type { EntityText } from '../../utils/entity-text';
 import { type ParserRules } from '../markdown';
-import type { GetMessageTitleViewerContext } from '../message-utils';
 
 export type MessageTitleParam<Info> = {
   +messageInfo: Info,
   +threadInfo: ThreadInfo,
   +markdownRules: ParserRules,
-  +viewerContext?: GetMessageTitleViewerContext,
 };
 
 export type RawMessageInfoFromServerDBRowParams = {
@@ -80,7 +78,7 @@
 export type MessageSpec<Data, RawInfo, Info> = {
   +messageContentForServerDB?: (data: Data | RawInfo) => string,
   +messageContentForClientDB?: (data: RawInfo) => string,
-  +messageTitle: (param: MessageTitleParam<Info>) => string,
+  +messageTitle?: (param: MessageTitleParam<Info>) => EntityText,
   +rawMessageInfoFromServerDBRow?: (
     row: Object,
     params: RawMessageInfoFromServerDBRowParams,
diff --git a/lib/shared/messages/multimedia-message-spec.js b/lib/shared/messages/multimedia-message-spec.js
--- a/lib/shared/messages/multimedia-message-spec.js
+++ b/lib/shared/messages/multimedia-message-spec.js
@@ -18,7 +18,6 @@
   MessageInfo,
   RawMessageInfo,
   RawMultimediaMessageInfo,
-  MultimediaMessageInfo,
   ClientDBMessageInfo,
 } from '../../types/message-types';
 import type {
@@ -36,14 +35,12 @@
 import type { NotifTexts } from '../../types/notif-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
+import { ET } from '../../utils/entity-text';
 import {
   translateClientDBMediaInfosToMedia,
   translateClientDBMediaInfoToImage,
 } from '../../utils/message-ops-utils';
-import {
-  createMediaMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
+import { createMediaMessageInfo } from '../message-utils';
 import { threadIsGroupChat } from '../thread-utils';
 import { stringForUser } from '../user-utils';
 import { hasMinCodeVersion } from '../version-utils';
@@ -128,15 +125,10 @@
 
   messageTitle({
     messageInfo,
-    viewerContext,
   }: MessageTitleParam<MediaMessageInfo | ImagesMessageInfo>) {
-    let validMessageInfo: MultimediaMessageInfo = (messageInfo: MultimediaMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    const creator = stringForUser(validMessageInfo.creator);
-    const preview = multimediaMessagePreview(validMessageInfo);
-    return `${creator} ${preview}`;
+    const creator = ET.user({ userInfo: messageInfo.creator });
+    const preview = multimediaMessagePreview(messageInfo);
+    return ET`${creator} ${preview}`;
   },
 
   rawMessageInfoFromServerDBRow(
diff --git a/lib/shared/messages/reaction-message-spec.js b/lib/shared/messages/reaction-message-spec.js
--- a/lib/shared/messages/reaction-message-spec.js
+++ b/lib/shared/messages/reaction-message-spec.js
@@ -18,7 +18,7 @@
 import type { NotifTexts } from '../../types/notif-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
-import { removeCreatorAsViewer } from '../message-utils';
+import { ET } from '../../utils/entity-text';
 import { threadIsGroupChat } from '../thread-utils';
 import { stringForUser } from '../user-utils';
 import { hasMinCodeVersion } from '../version-utils';
@@ -53,21 +53,13 @@
     });
   },
 
-  messageTitle({
-    messageInfo,
-    viewerContext,
-  }: MessageTitleParam<ReactionMessageInfo>) {
-    let validMessageInfo: ReactionMessageInfo = (messageInfo: ReactionMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-
-    const creator = stringForUser(validMessageInfo.creator);
+  messageTitle({ messageInfo }: MessageTitleParam<ReactionMessageInfo>) {
+    const creator = ET.user({ userInfo: messageInfo.creator });
     const preview =
-      validMessageInfo.action === 'add_reaction'
+      messageInfo.action === 'add_reaction'
         ? 'reacted to a message'
         : 'unreacted to a message';
-    return `${creator} ${preview}`;
+    return ET`${creator} ${preview}`;
   },
 
   rawMessageInfoFromServerDBRow(row: Object): RawReactionMessageInfo {
diff --git a/lib/shared/messages/remove-members-message-spec.js b/lib/shared/messages/remove-members-message-spec.js
--- a/lib/shared/messages/remove-members-message-spec.js
+++ b/lib/shared/messages/remove-members-message-spec.js
@@ -19,17 +19,11 @@
   ET,
   type EntityText,
   pluralizeEntityText,
-  entityTextToRawString,
 } from '../../utils/entity-text';
 import { values } from '../../utils/objects';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
 import type {
   CreateMessageInfoParams,
   MessageSpec,
-  MessageTitleParam,
   NotificationTextsParams,
 } from './message-spec';
 import { joinResult } from './utils';
@@ -49,27 +43,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<RemoveMembersMessageInfo>) {
-    let validMessageInfo: RemoveMembersMessageInfo = (messageInfo: RemoveMembersMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-      validMessageInfo = {
-        ...validMessageInfo,
-        removedMembers: validMessageInfo.removedMembers.map(item => ({
-          ...item,
-          isViewer: false,
-        })),
-      };
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawRemoveMembersMessageInfo {
     return {
       type: messageTypes.REMOVE_MEMBERS,
diff --git a/lib/shared/messages/restore-entry-message-spec.js b/lib/shared/messages/restore-entry-message-spec.js
--- a/lib/shared/messages/restore-entry-message-spec.js
+++ b/lib/shared/messages/restore-entry-message-spec.js
@@ -16,20 +16,11 @@
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
 import { prettyDate } from '../../utils/date-utils';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { stringForUser } from '../user-utils';
 import {
   pushTypes,
   type MessageSpec,
-  type MessageTitleParam,
   type NotificationTextsParams,
 } from './message-spec';
 import { assertSingleMessageInfo } from './utils';
@@ -53,20 +44,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<RestoreEntryMessageInfo>) {
-    let validMessageInfo: RestoreEntryMessageInfo = (messageInfo: RestoreEntryMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawRestoreEntryMessageInfo {
     const content = JSON.parse(row.content);
     return {
diff --git a/lib/shared/messages/text-message-spec.js b/lib/shared/messages/text-message-spec.js
--- a/lib/shared/messages/text-message-spec.js
+++ b/lib/shared/messages/text-message-spec.js
@@ -16,6 +16,7 @@
 import type { NotifTexts } from '../../types/notif-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
+import { ET } from '../../utils/entity-text';
 import {
   type ASTNode,
   type SingleASTNode,
@@ -94,7 +95,7 @@
     const ast = stripSpoilersFromMarkdownAST(
       parser(text, { disableAutoBlockNewlines: true }),
     );
-    return getFirstNonQuotedRawLine(ast).trim();
+    return ET`${getFirstNonQuotedRawLine(ast).trim()}`;
   },
 
   rawMessageInfoFromServerDBRow(
diff --git a/lib/shared/messages/unsupported-message-spec.js b/lib/shared/messages/unsupported-message-spec.js
--- a/lib/shared/messages/unsupported-message-spec.js
+++ b/lib/shared/messages/unsupported-message-spec.js
@@ -11,20 +11,8 @@
   UnsupportedMessageInfo,
 } from '../../types/messages/unsupported';
 import type { RelativeUserInfo } from '../../types/user-types';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
-import {
-  pushTypes,
-  type MessageSpec,
-  type MessageTitleParam,
-} from './message-spec';
+import { ET, type EntityText } from '../../utils/entity-text';
+import { pushTypes, type MessageSpec } from './message-spec';
 
 export const unsupportedMessageSpec: MessageSpec<
   null,
@@ -77,20 +65,6 @@
     };
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<UnsupportedMessageInfo>) {
-    let validMessageInfo: UnsupportedMessageInfo = (messageInfo: UnsupportedMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   robotext(messageInfo: UnsupportedMessageInfo): EntityText {
     if (messageInfo.dontPrefixCreator) {
       return ET`${messageInfo.robotext}`;
diff --git a/lib/shared/messages/update-relationship-message-spec.js b/lib/shared/messages/update-relationship-message-spec.js
--- a/lib/shared/messages/update-relationship-message-spec.js
+++ b/lib/shared/messages/update-relationship-message-spec.js
@@ -17,22 +17,13 @@
 import type { NotifTexts } from '../../types/notif-types';
 import type { ThreadInfo } from '../../types/thread-types';
 import type { RelativeUserInfo } from '../../types/user-types';
-import {
-  ET,
-  type EntityText,
-  entityTextToRawString,
-} from '../../utils/entity-text';
-import {
-  robotextForMessageInfo,
-  removeCreatorAsViewer,
-} from '../message-utils';
+import { ET, type EntityText } from '../../utils/entity-text';
 import { stringForUser } from '../user-utils';
 import { hasMinCodeVersion } from '../version-utils';
 import {
   pushTypes,
   type CreateMessageInfoParams,
   type MessageSpec,
-  type MessageTitleParam,
 } from './message-spec';
 import { assertSingleMessageInfo } from './utils';
 
@@ -54,24 +45,6 @@
     return this.messageContentForServerDB(data);
   },
 
-  messageTitle({
-    messageInfo,
-    threadInfo,
-    viewerContext,
-  }: MessageTitleParam<UpdateRelationshipMessageInfo>) {
-    let validMessageInfo: UpdateRelationshipMessageInfo = (messageInfo: UpdateRelationshipMessageInfo);
-    if (viewerContext === 'global_viewer') {
-      validMessageInfo = removeCreatorAsViewer(validMessageInfo);
-      validMessageInfo = {
-        ...validMessageInfo,
-        target: { ...validMessageInfo.target, isViewer: false },
-      };
-    }
-    return entityTextToRawString(
-      robotextForMessageInfo(validMessageInfo, threadInfo),
-    );
-  },
-
   rawMessageInfoFromServerDBRow(row: Object): RawUpdateRelationshipMessageInfo {
     const content = JSON.parse(row.content);
     return {
diff --git a/lib/utils/entity-text.js b/lib/utils/entity-text.js
--- a/lib/utils/entity-text.js
+++ b/lib/utils/entity-text.js
@@ -235,28 +235,36 @@
   return name;
 }
 
-function getNameForUserEntity(entity: UserEntity): string {
-  const str = stringForUser(entity);
-  const { isViewer, possessive } = entity;
-  if (!possessive) {
+function getNameForUserEntity(
+  entity: UserEntity,
+  ignoreViewer: ?boolean,
+): string {
+  const isViewer = entity.isViewer && !ignoreViewer;
+  const hackedEntity = { ...entity, isViewer };
+  const str = stringForUser(hackedEntity);
+  if (!hackedEntity.possessive) {
     return str;
   }
   return makePossessive({ str, isViewer });
 }
 
+type EntityTextToRawStringParams = {
+  +threadID?: ?string,
+  +ignoreViewer?: ?boolean,
+};
 function entityTextToRawString(
   entityText: EntityText,
-  threadID: ?string,
+  params?: EntityTextToRawStringParams,
 ): string {
   const textParts = entityText.map(entity => {
     if (typeof entity === 'string') {
       return entity;
     } else if (entity.type === 'thread') {
-      return getNameForThreadEntity(entity, threadID);
+      return getNameForThreadEntity(entity, params?.threadID);
     } else if (entity.type === 'color') {
       return entity.hex;
     } else if (entity.type === 'user') {
-      return getNameForUserEntity(entity);
+      return getNameForUserEntity(entity, params?.ignoreViewer);
     } else {
       invariant(
         false,
diff --git a/native/chat/chat-item-height-measurer.react.js b/native/chat/chat-item-height-measurer.react.js
--- a/native/chat/chat-item-height-measurer.react.js
+++ b/native/chat/chat-item-height-measurer.react.js
@@ -30,7 +30,8 @@
   if (messageInfo.type === messageTypes.TEXT) {
     return messageInfo.text;
   } else if (item.robotext) {
-    return entityTextToRawString(item.robotext, item.messageInfo.threadID);
+    const { threadID } = item.messageInfo;
+    return entityTextToRawString(item.robotext, { threadID });
   }
   return null;
 };
diff --git a/native/chat/inner-robotext-message.react.js b/native/chat/inner-robotext-message.react.js
--- a/native/chat/inner-robotext-message.react.js
+++ b/native/chat/inner-robotext-message.react.js
@@ -26,7 +26,7 @@
   return (
     <View style={unboundStyles.robotextContainer}>
       <Text style={unboundStyles.dummyRobotext}>
-        {entityTextToRawString(robotext, threadID)}
+        {entityTextToRawString(robotext, { threadID })}
       </Text>
     </View>
   );