Vinnie blames himself for his shop teacher's fatal heart attack, which came on while Mr. Kripps was yelling at him.

Arnold is depressed because no girl will go out with him. After Mrs. Kotter consoles him and helps him find his confidence, he falls in love with her.

Gabe's job is at risk after he is accused of kissing a girl who fainted, though he actually performed mouth-to-mouth resuscitation.