Patrick Carlyle

Kip's perfect life is put in jeopardy when the waitress with whom he's having a casual fling is accidentally killed in their motel room. Desperate, he turns to childhood friend and loser, Marvin, to help get rid of the body. Marvin agrees which begins the unraveling of their friendship and ultimately leads both to murderous acts they never thought themselves capable of (imdb)

This is why you don't invite your raw foodist friends over for Thanksgiving dinner...because it's all they talk about! That and their super healthy nut and berry bowel movements. (Funny or Die)