Graduation Saved by the Bell : Season 4 Episode 26
TV-PG NBC 30m int(0)
Aired: May 22nd, 1993 @ 7:00 AM EST on NBC
As graduation approaches, Zack learns that he is just one credit short of graduating. Desperate to get extra credit, he joins Bayside's ballet company, and when illness strikes some of the other cast members, he calls on the gang for help.