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.

Buzz creates a comic book that features Buzz Boy and Fly Guy as the superheroes.

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 and Fly Guy visit the aquarium, where they learn facts about sharks, including how they breathe in water, what they eat, and how they take care of their young.

Buzz has a nightmare that his best friend Fly Guy has created a gigantic Frankenfly monster.

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

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

Fly Guy misses his family, so Buzz invites them to a surprise party and his mother, father, and thousands of brothers and cousins show up--Fly Guy is delighted but Buzz's parents are not pleased.