The same way you add a non-moving picture...
Just make sure you add it to the FAN ART section of the given club, because if it moves, a fan took the time to make it.
posted over a year ago
Ive done that but then the pictures don't move if there meant to move
Then there might be something wrong with the specific gifs you are trying to upload... You aren't talking about user icons in your profile gallery, are you?