Invader ZIM (2001)

Episode Overview

One day at school, a student arrives late to class, scratching his head. Ms. Bitters quickly realizes he has lice. Before she can react, the infestation spreads to the entire class. In response, Ms. Bitters calls in the Delouser, who declares martial law and separates the children into different rooms. Meanwhile, Zim remains unaffected by the lice, catching the Delouser's attention and sparking his curiosity.