South Park Episode 402 - "Cartman's Silly Hate Crime"
The kids are have just won a sledding race.
Token says that the only reason they won is because of Eric's fat ass. The girls challenge the boys to a sledding race down Phil Collins Hill. Token says that the boys can't lose thanks to Eric's fat ass. Eric then tosses a rock into the side of Token's head. The people of South Park claim that this was a hate crime and send him to jail.