Kat takes advantage of Dad turning the House of Swap into a horror fun house by going for real blood.

When a contest for pets is announced in Bootsville, Coop subscribes Kat because the winner wins a trip around the world. However, Coop regrets this when he realizes he will be taking the trip with Kat if he wins.

When Millie finds a new school friend exactly like her, she starts to ignore Kat.

Desperate for a completed science project, Coop borrows one of Kat's weird machines without knowing what it does.

Both Coop and Kat join a local rocket club and Coop becomes a big star. Unfortunately, Kat plans on using Coop's rocket to destroy a satellite in space.

Kat builds a device that brings an assortment of movie monsters to life.

Kat soups up Coop's new soccer shoes to allow the wearer to run faster and jump higher, and Coop wears the shoes in the championship game.