Anthony Randolph! [video=youtube;whh9ZCFoYLQ]http://www.youtube.com/watch?v=whh9ZCFoYLQ[/video] Also Roger Mason, Jason Maxiel.
MO NUTS! But since he was just sent back to the D-League, I'm going to say Matt Harpring. It's easy to dislike him if you don't have him on your team, but the guy does so much with so little skill....