In the sixth season of this hit nostalgia sitcom, Eric (Topher Grace) watches as his high school sweetheart, Donna (Laura Prepon), leaves home to attend college in Madison, while Fez (Wilmer Valderrama) and Laurie (Christina Moore) begin testing the boundaries of their fledgling marriage. Also, Kelso (Ashton Kutcher) starts training to become a cop. Guest stars include Shannon Elizabeth, Brooke Shields, Seth Green and Luke Wilson.