Good Morning, Miss Bliss (1988)

S01E08 The Boy Who Cried Rat

Zack's dad assures him a ski trip if he scores a B on his history midterm. Despite his efforts to study, Zack feels overwhelmed and doubts he can achieve it. To buy himself some extra time, he devises a scheme to set Screech's pet rats loose at school, hoping it will prompt a temporary closure. With the test delayed, he believes he’ll have a better chance to prepare.