Louis enlists his friends to help him make a student film but he manages to alienate them with his actions. Due to a series of misunderstandings, another student thinks Ren's crush on a baseball player is about him.
A bio hazard quarantine is placed on his bedroom after Louis forgets about a plate of sushi. Donnie invites him to share his room but soon regrets it. School photo day is a disaster for Ren when she has a terrible reaction to medication. She starts a campaign for retakes that goes nowhere until Louis helps out.
Ren is a huge fan of newscaster Cynthiana Mills while Louis and Twitty like weatherman Zippy Winds. To win a contest allowing them to meet their idols, the boys try and rig it but it involves Beans. Naturally everything goes wrong but manages to work out as it should.
Donnie is the coach of Laurence Jr. High's basketball team and asks Louis to be his assistant but the plan backfires after the team win their first match and prefer to have parties instead of practices; so he resigns.
Eileen tries to present a model family as she runs for a new office, but the crazy antics of Louis end up in the local news. He tries to help his mother out by winning the science fair, but his invention creates a disaster.
Louis befriends a new student Lenny, whose size protects him during the start of dodge ball in gym class. Ren decides the game is barbaric and tries to have it banned until a stunt by Louis changes her mind.
It's Halloween. And something weird is going on at the school. Princible Wexler and Coach Tugnut are turning every student in the school into mindless, respectable, zombies. And only Louis can save them.
Louis and Ren are out of control with their bickering so Donnie gets them on a TV show that will solve the problem. But Louis unexpectedly does a great kindness for Ren. Donnie wants to impress a French girl and needs Nelson to interpret which backfires.