Quote Originally Posted by The Evil Mr. Greebo View Post
Animated avatars:

If the animated gif is too big, SMF resizing can bork it.

Go here:
http://ezgif.com/resize

Resize the gif to 100 px wide, auto height
Save it, upload it as your new avatar
Speaking of animated avatars - yours seems to be well, ummm, it's well, it's rather suggestive in a naughty sort of way