The late Robin Williams had a big personality, and it shone through even when he wasn't officially performing.
PICS: Remembering Robin Williams
We've collected a look at our favorite wacky moments with Robin, when he let loose like only he could. Buckle up, because here is Robin at his best: off the wall!
Hollywood and fans around the world have been mourning the Oscar-winning actor since he committed suicide on August 11 at 63.