Cheerleader is the 12th episode of season 1.

Summary

Reese joins the cheerleading squad to impress a girl he's interested in. Malcolm plays football while the rest of the Krelboynes have a singing session indoors during recess

Plot

Reese becomes so head-over-heels for a girl on the cheerleading squad that he actually decides to join. Dewey tries to convince Lois and Hal to buy him a new toy. Francis suffers through a long lecture from Spengler.

Trivia

When Spangler gets up from the desk, he has the pipe attached to his fake hand. As he turns, it is in his good gloved hand. He circles around his desk and turns again, and the pipe is back in his fake hand. This all takes place in just a few seconds.
The Chinese word on Malcolm's white t-shirt means "fruit."