It's called a GIF, which is a lot like a phto! All you have to do is find a GIF you like, then save it on your computer like a photo, except save it in downloads. Then, just upload it like a normal picture, using the Embed Code to put it in your siggy or profile or thread!
"MJIsEpic" wrote:true that! now i think about it, and i do like that idea. btw, how do you get like the video thingy in your signature?