Snooki does it when pregnant, Paris Hilton does it dressed as a police woman and Hilary Duff does it in heels.
Although they've landed firmly in Hollywood, these stars still lose their footing from time to time. And let's be honest, these celebrity tumbles certainly put a smirk on our faces (Yes, we know, we're terrible people).
From Lindsay Lohan to Hugh Hefner (eek, that could have been bad!), take a look at these stars who've hit the deck.