Saved by the Bell (1989)

Episode Overview

During student-teacher week, Mr. Belding and Zack swap roles. Kelly takes on the role of Slater's History teacher, but Slater feels she’s too intense about the subject. When Kelly hands out a test, the entire class decides to bail on it. This puts Zack in a tough spot, forcing him to choose between being a supportive friend or stepping up to be a responsible leader.