Let Me Downgrade Ya: Celebs Who Cheated With Someone Less Attractive Than Their Partner
Kristen Stewart
Female cheaters are not safe from our list! “Twilight” star Stewart cheated on her co-star Robert Pattinson with “Snow White and the Huntsman” Director Rupert Sanders. He’s cute in a goofy, smarty-pants kinda way. But Robert Pattinson is what dreams are made of.