South Park

Season 8, Episode 10

Episode Title: Pre-School

Air Date: 2004-11-10

Overview:

For five long years, Stan, Kyle, Kenny, Cartman and Butters have kept a secret about a horrible incident that happened back in pre-school. Now, the kid who took the fall for the group, Trent Boyett, is getting out of juvie and his first order of business is revenge.