diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index ee1eeea28..b87ad2168 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -2353,12 +2353,27 @@
   "StickerCreator--Toasts--animated": {
     "message": "Animated stickers are not currently supported",
     "description":
-      "Text for the toast when an image that is animated was dropped"
+      "Text for the toast when an image that is animated was dropped on the sticker creator"
   },
   "StickerCreator--Toasts--tooLarge": {
     "message": "Dropped image is too large",
     "description":
-      "Text for the toast when an image that is too large was dropped"
+      "Text for the toast when an image that is too large was dropped on the sticker creator"
+  },
+  "StickerCreator--Toasts--errorProcessing": {
+    "message": "Error processing image",
+    "description":
+      "Text for the toast when an image cannot be processed was dropped on the sticker creator"
+  },
+  "StickerCreator--Toasts--errorUploading": {
+    "message": "Error uploading stickers: $message$",
+    "description": "Text for the toast when a sticker pack cannot be uploaded",
+    "placeholders": {
+      "message": {
+        "content": "$1",
+        "example": "Not connected"
+      }
+    }
   },
   "StickerCreator--Toasts--linkedCopied": {
     "message": "Link copied",
diff --git a/sticker-creator/app/stages/AppStage.tsx b/sticker-creator/app/stages/AppStage.tsx
index 0f22b5d89..1e0e8bfbb 100644
--- a/sticker-creator/app/stages/AppStage.tsx
+++ b/sticker-creator/app/stages/AppStage.tsx
@@ -4,6 +4,7 @@ import { history } from '../../util/history';
 import { Button } from '../../elements/Button';
 import { useI18n } from '../../util/i18n';
 import { Text } from '../../elements/Typography';
+import { Toaster } from '../../components/Toaster';
 import { stickersDuck } from '../../store';
 
 export type Props = {
@@ -59,6 +60,8 @@ export const AppStage = (props: Props) => {
   );
 
   const addMoreCount = stickersDuck.useAddMoreCount();
+  const toasts = stickersDuck.useToasts();
+  const { dismissToast } = stickersDuck.useStickerActions();
 
   return (
     <>
@@ -85,6 +88,14 @@ export const AppStage = (props: Props) => {
           </Button>
         ) : null}
       </footer>
+      <Toaster
+        className={styles.toaster}
+        loaf={toasts.map((slice, id) => ({
+          id,
+          text: i18n(slice.key, slice.subs),
+        }))}
+        onDismiss={dismissToast}
+      />
     </>
   );
 };
diff --git a/sticker-creator/app/stages/DropStage.tsx b/sticker-creator/app/stages/DropStage.tsx
index 041b36dad..eb2f0600d 100644
--- a/sticker-creator/app/stages/DropStage.tsx
+++ b/sticker-creator/app/stages/DropStage.tsx
@@ -1,68 +1,17 @@
 import * as React from 'react';
 import { AppStage } from './AppStage';
 import * as styles from './DropStage.scss';
-import * as appStyles from './AppStage.scss';
 import { H2, Text } from '../../elements/Typography';
 import { LabeledCheckbox } from '../../elements/LabeledCheckbox';
-import { Toast } from '../../elements/Toast';
 import { StickerGrid } from '../../components/StickerGrid';
 import { stickersDuck } from '../../store';
 import { useI18n } from '../../util/i18n';
 
-const renderToaster = ({
-  hasAnimated,
-  hasTooLarge,
-  numberAdded,
-  resetStatus,
-  i18n,
-}: {
-  hasAnimated: boolean;
-  hasTooLarge: boolean;
-  numberAdded: number;
-  resetStatus: () => unknown;
-  i18n: ReturnType<typeof useI18n>;
-}) => {
-  if (hasAnimated) {
-    return (
-      <div className={appStyles.toaster}>
-        <Toast onClick={resetStatus}>
-          {i18n('StickerCreator--Toasts--animated')}
-        </Toast>
-      </div>
-    );
-  }
-
-  if (hasTooLarge) {
-    return (
-      <div className={appStyles.toaster}>
-        <Toast onClick={resetStatus}>
-          {i18n('StickerCreator--Toasts--tooLarge')}
-        </Toast>
-      </div>
-    );
-  }
-
-  if (numberAdded > 0) {
-    return (
-      <div className={appStyles.toaster}>
-        <Toast onClick={resetStatus}>
-          {i18n('StickerCreator--Toasts--imagesAdded', [numberAdded])}
-        </Toast>
-      </div>
-    );
-  }
-
-  return null;
-};
-
 export const DropStage = () => {
   const i18n = useI18n();
   const stickerPaths = stickersDuck.useStickerOrder();
   const stickersReady = stickersDuck.useStickersReady();
   const haveStickers = stickerPaths.length > 0;
-  const hasAnimated = stickersDuck.useHasAnimated();
-  const hasTooLarge = stickersDuck.useHasTooLarge();
-  const numberAdded = stickersDuck.useImageAddedCount();
   const [showGuide, setShowGuide] = React.useState<boolean>(true);
   const { resetStatus } = stickersDuck.useStickerActions();
 
@@ -86,13 +35,6 @@ export const DropStage = () => {
       <div className={styles.main}>
         <StickerGrid mode="add" showGuide={showGuide} />
       </div>
-      {renderToaster({
-        hasAnimated,
-        hasTooLarge,
-        numberAdded,
-        resetStatus,
-        i18n,
-      })}
     </AppStage>
   );
 };
diff --git a/sticker-creator/app/stages/UploadStage.tsx b/sticker-creator/app/stages/UploadStage.tsx
index 241ce63ed..ba6e058b4 100644
--- a/sticker-creator/app/stages/UploadStage.tsx
+++ b/sticker-creator/app/stages/UploadStage.tsx
@@ -9,6 +9,7 @@ import { Button } from '../../elements/Button';
 import { stickersDuck } from '../../store';
 import { encryptAndUpload } from '../../util/preload';
 import { useI18n } from '../../util/i18n';
+import { Toaster } from '../../components/Toaster';
 
 const handleCancel = () => history.push('/add-meta');
 
@@ -36,6 +37,9 @@ export const UploadStage = () => {
           actions.setPackMeta(packMeta);
           history.push('/share');
         } catch (e) {
+          actions.addToast('StickerCreator--Toasts--errorUploading', [
+            e.message,
+          ]);
           history.push('/add-meta');
         }
       })();
diff --git a/sticker-creator/components/StickerGrid.tsx b/sticker-creator/components/StickerGrid.tsx
index 260e499e4..9d6369599 100644
--- a/sticker-creator/components/StickerGrid.tsx
+++ b/sticker-creator/components/StickerGrid.tsx
@@ -51,8 +51,13 @@ const InnerGrid = SortableContainer(
         actions.initializeStickers(paths);
         paths.forEach(path => {
           queue.add(async () => {
-            const webp = await convertToWebp(path);
-            actions.addWebp(webp);
+            try {
+              const webp = await convertToWebp(path);
+              actions.addWebp(webp);
+            } catch (e) {
+              actions.removeSticker(path);
+              actions.addToast('StickerCreator--Toasts--errorProcessing');
+            }
           });
         });
       },
diff --git a/sticker-creator/components/Toaster.stories.tsx b/sticker-creator/components/Toaster.stories.tsx
new file mode 100644
index 000000000..3227367bf
--- /dev/null
+++ b/sticker-creator/components/Toaster.stories.tsx
@@ -0,0 +1,31 @@
+import * as React from 'react';
+import { debounce, dropRight } from 'lodash';
+import { StoryRow } from '../elements/StoryRow';
+import { Toaster } from './Toaster';
+
+import { storiesOf } from '@storybook/react';
+import { text as textKnob } from '@storybook/addon-knobs';
+
+storiesOf('Sticker Creator/components', module).add('Toaster', () => {
+  const inputText = textKnob('Slices', ['error 1', 'error 2'].join('|'));
+  const initialState = React.useMemo(() => inputText.split('|'), [inputText]);
+  const [state, setState] = React.useState(initialState);
+
+  const handleDismiss = React.useCallback(
+    // Debounce is required here since auto-dismiss is asynchronously called
+    // from multiple rendered instances (multiple themes)
+    debounce(() => {
+      setState(dropRight);
+    }, 10),
+    [setState]
+  );
+
+  return (
+    <StoryRow>
+      <Toaster
+        loaf={state.map((text, id) => ({ id, text }))}
+        onDismiss={handleDismiss}
+      />
+    </StoryRow>
+  );
+});
diff --git a/sticker-creator/components/Toaster.tsx b/sticker-creator/components/Toaster.tsx
new file mode 100644
index 000000000..5dc33fd60
--- /dev/null
+++ b/sticker-creator/components/Toaster.tsx
@@ -0,0 +1,43 @@
+import * as React from 'react';
+import { last, noop } from 'lodash';
+import { Toast } from '../elements/Toast';
+
+export type Props = React.HTMLProps<HTMLDivElement> & {
+  loaf: Array<{ id: number; text: string }>;
+  onDismiss: () => unknown;
+};
+
+const DEFAULT_DISMISS = 1e4;
+
+export const Toaster = React.memo(({ loaf, onDismiss, className }: Props) => {
+  const slice = last(loaf);
+
+  React.useEffect(
+    () => {
+      if (!slice) {
+        return noop;
+      }
+
+      const timer = setTimeout(() => {
+        onDismiss();
+      }, DEFAULT_DISMISS);
+
+      return () => {
+        clearTimeout(timer);
+      };
+    },
+    [slice, onDismiss]
+  );
+
+  if (!slice) {
+    return null;
+  }
+
+  return (
+    <div className={className}>
+      <Toast key={slice.id} onClick={onDismiss} tabIndex={0}>
+        {slice.text}
+      </Toast>
+    </div>
+  );
+});
diff --git a/sticker-creator/elements/Toast.scss b/sticker-creator/elements/Toast.scss
index 87af83d7e..0c14e9438 100644
--- a/sticker-creator/elements/Toast.scss
+++ b/sticker-creator/elements/Toast.scss
@@ -11,4 +11,5 @@
   font-size: 14px;
   color: $color-gray-05;
   line-height: 18px;
+  cursor: pointer;
 }
diff --git a/sticker-creator/elements/Toast.stories.tsx b/sticker-creator/elements/Toast.stories.tsx
index d4cefad11..f3cd8b937 100644
--- a/sticker-creator/elements/Toast.stories.tsx
+++ b/sticker-creator/elements/Toast.stories.tsx
@@ -4,13 +4,14 @@ import { Toast } from './Toast';
 
 import { storiesOf } from '@storybook/react';
 import { text } from '@storybook/addon-knobs';
+import { action } from '@storybook/addon-actions';
 
 storiesOf('Sticker Creator/elements', module).add('Toast', () => {
   const child = text('text', 'foo bar');
 
   return (
     <StoryRow>
-      <Toast>{child}</Toast>
+      <Toast onClick={action('click')}>{child}</Toast>
     </StoryRow>
   );
 });
diff --git a/sticker-creator/elements/Toast.tsx b/sticker-creator/elements/Toast.tsx
index c3bbf6d3d..51f9fe8e5 100644
--- a/sticker-creator/elements/Toast.tsx
+++ b/sticker-creator/elements/Toast.tsx
@@ -1,12 +1,13 @@
 import * as React from 'react';
+import classNames from 'classnames';
 import * as styles from './Toast.scss';
 
 export type Props = React.HTMLProps<HTMLButtonElement> & {
   children: React.ReactNode;
 };
 
-export const Toast = React.memo(({ children, ...rest }: Props) => (
-  <button className={styles.base} {...rest}>
+export const Toast = React.memo(({ children, className, ...rest }: Props) => (
+  <button className={classNames(styles.base, className)} {...rest}>
     {children}
   </button>
 ));
diff --git a/sticker-creator/store/ducks/stickers.ts b/sticker-creator/store/ducks/stickers.ts
index 19b39e654..f55a771f9 100644
--- a/sticker-creator/store/ducks/stickers.ts
+++ b/sticker-creator/store/ducks/stickers.ts
@@ -9,7 +9,7 @@ import {
 } from 'redux-ts-utils';
 import { useDispatch, useSelector } from 'react-redux';
 import { createSelector } from 'reselect';
-import { clamp, isNumber, pull, take, uniq } from 'lodash';
+import { clamp, find, isNumber, pull, remove, take, uniq } from 'lodash';
 import { SortEnd } from 'react-sortable-hoc';
 import arrayMove from 'array-move';
 import { AppState } from '../reducer';
@@ -31,6 +31,13 @@ export const setEmoji = createAction<{ id: string; emoji: EmojiPickDataType }>(
 export const setTitle = createAction<string>('stickers/setTitle');
 export const setAuthor = createAction<string>('stickers/setAuthor');
 export const setPackMeta = createAction<PackMetaData>('stickers/setPackMeta');
+
+export const addToast = createAction<{
+  key: string;
+  subs?: Array<number | string>;
+}>('stickers/addToast');
+export const dismissToast = createAction<void>('stickers/dismissToast');
+
 export const resetStatus = createAction<void>('stickers/resetStatus');
 export const reset = createAction<void>('stickers/reset');
 
@@ -45,9 +52,7 @@ export type State = {
   readonly author: string;
   readonly packId: string;
   readonly packKey: string;
-  readonly tooLarge: number;
-  readonly animated: number;
-  readonly imagesAdded: number;
+  readonly toasts: Array<{ key: string; subs?: Array<number | string> }>;
   readonly data: {
     readonly [src: string]: {
       readonly webp?: WebpData;
@@ -63,9 +68,7 @@ const defaultState: State = {
   author: '',
   packId: '',
   packKey: '',
-  tooLarge: 0,
-  animated: 0,
-  imagesAdded: 0,
+  toasts: [],
 };
 
 const adjustCover = (state: Draft<State>) => {
@@ -95,23 +98,38 @@ export const reducer = reduceReducers<State>(
 
     handleAction(addWebp, (state, { payload }) => {
       if (isNumber(payload.meta.pages)) {
-        state.animated = clamp(state.animated + 1, 0, state.order.length);
+        state.toasts.push({ key: 'StickerCreator--Toasts--animated' });
         pull(state.order, payload.path);
         delete state.data[payload.path];
       } else if (payload.buffer.byteLength > maxByteSize) {
-        state.tooLarge = clamp(state.tooLarge + 1, 0, state.order.length);
+        state.toasts.push({ key: 'StickerCreator--Toasts--tooLarge' });
         pull(state.order, payload.path);
         delete state.data[payload.path];
       } else {
         const data = state.data[payload.path];
 
-        if (data) {
+        // If we are adding webp data, proceed to update the state and add/update a toast
+        if (data && !data.webp) {
           data.webp = payload;
-          state.imagesAdded = clamp(
-            state.imagesAdded + 1,
-            0,
-            state.order.length
-          );
+
+          const key = 'StickerCreator--Toasts--imagesAdded';
+
+          const toast = (() => {
+            const oldToast = find(state.toasts, { key });
+
+            if (oldToast) {
+              return oldToast;
+            }
+
+            const newToast = { key, subs: [0] };
+            state.toasts.push(newToast);
+
+            return newToast;
+          })();
+
+          if (toast.subs && isNumber(toast.subs[0])) {
+            toast.subs[0] = (toast.subs[0] || 0) + 1;
+          }
         }
       }
 
@@ -122,7 +140,6 @@ export const reducer = reduceReducers<State>(
       pull(state.order, payload);
       delete state.data[payload];
       adjustCover(state);
-      state.imagesAdded = clamp(state.imagesAdded - 1, 0, state.order.length);
     }),
 
     handleAction(moveSticker, (state, { payload }) => {
@@ -157,10 +174,17 @@ export const reducer = reduceReducers<State>(
       state.packKey = key;
     }),
 
+    handleAction(addToast, (state, { payload: toast }) => {
+      remove(state.toasts, { key: toast.key });
+      state.toasts.push(toast);
+    }),
+
+    handleAction(dismissToast, state => {
+      state.toasts.pop();
+    }),
+
     handleAction(resetStatus, state => {
-      state.tooLarge = 0;
-      state.animated = 0;
-      state.imagesAdded = 0;
+      state.toasts = [];
     }),
 
     handleAction(reset, () => defaultState),
@@ -212,12 +236,8 @@ const selectUrl = createSelector(
 );
 
 export const usePackUrl = () => useSelector(selectUrl);
-export const useHasTooLarge = () =>
-  useSelector(({ stickers }: AppState) => stickers.tooLarge > 0);
-export const useHasAnimated = () =>
-  useSelector(({ stickers }: AppState) => stickers.animated > 0);
-export const useImageAddedCount = () =>
-  useSelector(({ stickers }: AppState) => stickers.imagesAdded);
+export const useToasts = () =>
+  useSelector(({ stickers }: AppState) => stickers.toasts);
 export const useAddMoreCount = () =>
   useSelector(({ stickers }: AppState) =>
     clamp(minStickers - stickers.order.length, 0, minStickers)
@@ -260,6 +280,9 @@ export const useStickerActions = () => {
       setTitle: (title: string) => dispatch(setTitle(title)),
       setAuthor: (author: string) => dispatch(setAuthor(author)),
       setPackMeta: (e: PackMetaData) => dispatch(setPackMeta(e)),
+      addToast: (key: string, subs?: Array<number>) =>
+        dispatch(addToast({ key, subs })),
+      dismissToast: () => dispatch(dismissToast()),
       reset: () => dispatch(reset()),
       resetStatus: () => dispatch(resetStatus()),
     }),