Fly Guy visits the school cafeteria and gets the lunch lady fired.

After accidentally swallowing her grandson's pet fly, Grandma tries to retrieve it by consuming progressively larger animals.

Fly Guy joins Buzz's football team, despite Coach's misgivings, and hits the field for a special, secret play.

When Fly Guy meets Fly Girl, he is amazed and smitten.

Fly Guy unintentionally joins Buzz at school, and then goes with his class on a field trip to a fly swatter factory.

When Fly Guy is not allowed in the restaurant with Buzz's family he follows his nose and ends up in the soup.

Fly Guy has learned a lot of new tricks, but when he shows off at dinner time he and Buzz get into trouble--though later they prove useful.

It is Christmas Eve and Fly Guy realizes that he does not have a present to give to his best friend Buzz--but when he looks around the house searching for something suitable he discovers a stranger in a red suit, and decides to attack with some ninja moves.

Buzz is filming a movie about aliens from Outer Space, who capture Fly Guy and Buzz Boy--and our two heroes must outsmart the aliens, with some help from Dragon Dude and Fly Girl.