Webmemes 184.108.40.206-signed No Restart
The extension allows you to insert meme-smileys in every chat text box by selecting them from the popup window.
How to use Webmemes: http://www.youtube.com/watch?v=4FCDK_LX1Z4
This add-on has been preliminarily reviewed by Mozilla. Learn more
This add-on is not compatible with your version of Firefox because of the following: