Actress Shannen Doherty, perhaps best known for playing Gage Sullivan in 1999's Striking Poses is no stranger to on-set pranking. In this day and age, you cannot be a working actor in Hollywood and never get a taste of a little light-hearted on-set pranking between colleagues. It's called showbusiness, not shownopranksbusiness. But apparently she can't handle it. At all. Yikes. ...