When Buzz captures a fly to enter in The Amazing Pet Show, his parents and the judges tell him that a fly cannot be a pet, but Fly Guy proves them wrong.

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

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

While riding in the car with Buzz and his father, Fly Guy gets blown out of the window and finds himself riding in a truck, then a boat, a train, an airplane, and maybe even a rocket.

When Buzz, his parents, and his pet fly go on a road trip and get lost, Fly Guy comes to the rescue to help them find their way home.

While playing hide-and-seek with Buzz, Fly Guy is taken away by a garbage man.

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

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.

When Buzz and Liz visit the zoo, their pets Fly Guy and Fly Girl go looking for food, and find the Creatures of the Night exhibit, where they see animals that would like to eat them.

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.