Even the stars take a tumble every once in a while! See pictures of celebrities -- including Kim Kardashian, Jessica Simpson, and Michael B. Jordan -- who've completely wiped out while the cameras have been rolling.
Ouch! Nicole Kidman got completely bulldozed when a photographer on a bicycle knocked her on the ground in NYC on Sept. 12, 2013. The A-lister was on her way back to the Carlyle hotel after attending the Calvin Klein Fashion Show.
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