Only works on my profile, to use: Go to my profile. Save the image. Then open: https://worldlanguages.github.io/animatedThumbnailsBookmarklet/ Drag and drop the link below to your bookmarks/favorites bar. If you don't see the bar, press Ctrl+Shift+B (Windows) or Cmd+Shift+B (Mac). Next create a project. Click the bookmark. And choose the animated banner. But be sure to NOT DELETE THE SCRATCH CAT! Also before choosing the banner save the project. Next, share the project. In another tab go to your profile and change featured project to the animated banner project. But don't press 'OK'. In another tab go to mystuff and unshare the project. Now go to your profile tab and click 'ok'