Alvin's luck goes from bad to worse after Theodore finds a four-leaf clover.

When the girls at school cast votes for the cutest chipmunk on the bathroom wall, Alvin worries about the results.

When Simon goes missing and nobody seems to remember who he is, Alvin worries that he is losing his mind.

When Alvin's soccer team struggles, the coach makes the team learn ballet to help with their conditioning.

When Alvin and Simon think Theodore's pet goldfish has died, they go all out to replace it before he notices.

When Alvin is accused of revealing spoilers for everyone's favorite TV show, he agrees not to speak for 24 hours.

The Chipettes challenge the Chipmunks to go three hours without their favorite things.

Theodore is stuck taking care of Miss Croner's cats during a week that Dave wants the boys to focus only on school.

Alvin worries about his bad report card and does everything he can to intercept the mail before Dave sees it.

Everyone thinks Simon has lost his mind after he fails a school test and moves into a tree for some alone time.

When Alvin suspects Simon is Dave's favorite, he and Theo challenge Simon to a go-cart race to win Dave's favor.

Dave, Simon and Theodore are worried for Alvin's safety after Alvin enters a karate contest.