10 female celebs who were caught cheating (With Pics)

8. Kristen Stewart 

Back in 2012, Kristen Stewart cheated on her Twilight costar turned boyfriend Robert Pattinsonwith her much older and, more importantly, much more married director, Rupert Sanders. The two were working together on Snow White and the Huntsman.

The story broke in July of 2012 when Us Weekly published an explosive photo spread of them making out in his car in L.A. Stewart later apologized, saying she was deeply sorry for having jeopardized her relationship with Pattinson. Sanders said he was distraught by the pain he caused his family. Well… maybe they shouldn’t have done it, then!