A prime-time special previewing NBC's 1989-90 Saturday morning lineup, hosted by the cast members of NBC's "Saved by the Bell."
Mark-Paul Gosselaar
Zack Morris
John Candy
Himself
Dustin Diamond
Samuel 'Screech' Powers
Elizabeth Berkley
Jessie Spano
Ross Bagdasarian Jr.
Alvin Seville (voice)
Paul Fusco
ALF (voice)
Sherman Hemsley
The Master Programmer
Matt Hill
Kevin Keene (voice)
