Eric "Butters" Stough (born July 31, 1972) is an American animator and producer. He is best known as the animation director and a producer on the television series South Park. Born in Evergreen, Colorado, Stough attended the University of Colorado at Boulder and graduated in 1995 with a degree in film. A longtime friend of Trey Parker, he has worked with him and Matt Stone on most of their projects,... see more