Thornton Melon (Rodney Dangerfield) is concerned that his son Jason (Keith Gordon) is unsure whether to go to college, so the uneducated self-made millionaire encourages him by signing up as a student as well. As Jason tries to establish himself among his peers and make the diving team, Thornton falls for a pretty professor (Sally Kellerman) and gets others do his schoolwork for him. When the suspicious dean (Paxton Whitehead) finds out, Thornton needs to show he can get by on his own.
Stephanie Zinone (Michelle Pfeiffer) is the leader of Rydell High School’s Pink Ladies, a gang of girls who are counterparts of the school’s group of greasers called the T-Birds. Stephanie is tired of her relationship with top T-Bird Johnny Nogerelli (Adrian Zmed), so she breaks up with him and quickly catches the eye of English exchange student Michael Carrington (Maxwell Caulfield). Hoping to win her over, Michael tries to overcome his nerdy ways while holding off the jealous Johnny.