Season 3, Episode 27 - "A Night to Remember"
28 April, 1993
The students of West Beverly are horrified to learn that the school board has pushed through a measure that will bar any student found drunk at the prom from graduation. Unfortunately, Mel Silver serves champagne at a pre-prom gathering, leaving waif-like Donna vulnerable to its effects. Meanwhile, everyone scrambles for dates, and the Walsh twins find themselves dateless for the big event.

