We all know that Mel Gibson was fired from the sequel to The Hangover and we all know that it likely had something to do with Zach Galifianakis' ardent protests. But was peer pressure involved, too? That's what TMZ says: "Our sources say some of the production people became belatedly upset [about the Gibson hire] because they were getting so much crap from friends, so they began objecting." Well, duh. Here's guessing Galifianakis' stance won't lose him many friends or fans. [TMZ]
