Slap-Happy Celebs and the People They Slap

FIGHT SCHLUBS Penn, Pap As you've probably heard by now, Christian Bale, the Welsh actor who plays crime-fighting vigilante Batman in the mega-hit The Dark Knight, has been arrested for allegedly assaulting his mother and sister at the posh Dorchester Hotel in London. "It is an extremely sensitive situation. There is nothing more I can say," says his 41-year-old sister, Sharon.

Batman might not approve, though Bale follows in the storied tradition of famous people who can't keep their hands to themselves. (Still, dude: Your mom and sister? Jesus!) Let's review the 10 best instances of Hollywood assault, shall we?