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.
Taxi! Salma Hayek is on-the-go, as she was spotted almost taking a nose dive while holding onto her daughter Valentina's hand. At the time, the mother-daughter duo were leaving the George V hotel in Paris on Nov. 20, 2011.