VIDEO : Exclusive Interview: Tina Fey and Amy Poehler reveal how they write jokes

Amy Poehler and Tina Fey are undoubtedly two of the funniest ladies in Hollywood, and they?re just about to release their movie ?Sisters?. Having hosted the Golden Globes for three years in a row, they?re no strangers to improvisation. In this exclusive interview, they reveal exactly how they write their jokes.