Voir Saved By the Bell (Original): The Complete Series - Episode 29

This episode moves the gang from Junior High to Bayside High School and introduces both A.C. Slater (Mario Lopez) and Jessie Spano (Elizabeth Berkley) to the group. The rivalrous friendship between Slater and Zack (Mark-Paul Gosselaar) begins to form after Slater tries to move in on Kelly (Tiffani Thiessen).