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

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

Buzz is writing a fairy tale for homework, and Fly Guy naturally assumes the role of a handsome prince, who fends off a giant and rescues a beautiful princess.

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 and Buzz visit a landfill to discover where their garbage goes. They learn all about garbage trucks, trash sorting, bacteria, and how landfills can be more environmentally friendly. They also visit a recycling plant to learn about how recycling programs get started, the recycling cycle, and what happens when trash isn't properly disposed of. There are even tips for how readers can help keep our planet healthy! --Publisher's description.

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.

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 está haciendo una película sobre extraterrestres. ¡Hombre Mosca y Buzz son los superhéroes encargados de proteger un fuerte en el cielo cuando una nave espacial enemiga los captura! El dúo tendrá que escapar de los extraterrestres y de los piratas del espacio con la ayuda de algunos amigos. ¡Diviértete de principio a fin con este divertidísimo libro por capítulos! Buzz is filming a movie about aliens from Outer Space, who capture...

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