Premise: Gabe Kotter returns to his old high school -- this time as a teacher. He's put in charge of a class full of unruly remedial students called the Sweathogs. They're a bunch of wisecracking, underachieving and incorrigible students, and it takes all of Mr. Kotter's humor -- and experience as a former Sweathog himself -- to deal with his class.
S01, E19 (First Aired: Feb. 5, 1976)
When the flu sweeps through Buchanan, the accelerated students are put in with the Sweathogs.
S01, E20 (First Aired: Feb. 12, 1976)
In need of money for their class, Gabe and the Sweathogs decide that a telethon is the answer.