Shareena misses her chance to get tickets to a rock concert because Miss Kisskillya gives her detention. So she decides to team up with Shelley in the Home Economics Bake-Off to get even with her by creating a volcano cake. Meanwhile, Emmitt, Gug, Jim, and Duncan try to get Duncan's yo-yo back from Miss Kisskillya.

The kids try to see if they won't do anything that will send them to detention.

Emmit and Shareena pull pranks on each other for revenge at the performance of the school play.