Although the first episode of Saved By The Bell (1989) that aired, it is not the first episode taped.
First episode in which Zack Morris breaks the fourth wall.
First appearance of popular student hangout The Max.
The only time in their rivalry for Kelly did Zack voluntarily let Slater win.
First appearance of A.C. Slater, Kelly Kapowski, Jessie Spano, and Max The Magician.