Fly pretends to be her superhero alter-ego - Fly Girl - and goes on a mission to rescue a Dung Beetle's run away home and newborn larvae. It's too big of a job for one super bug so she joins with her friends to form a superhero team to save the day.

When Spider won't stop doing magic tricks in class, his teacher Mrs. Mulch has him stay after school. But instead of being punished, Mrs. Mulch takes him on a fieldtrip and shows him the magic of nature.

When Lucas captures Worm, Mama Worm and a few other bugs, Fly, Spider and Firefly launch a rescue mission into the house to save their friends.

Lucas puts a tire swing on the Bug Tree, disrupting the lives of all the bugs who live there.

Fly, Worm and Spider succeed in permanently de-activating a motion-detection light that's been installed on the human house next door. In the process, Fly learns that it's not so bad being part of a big family.

On the day of their big tee-ball game, Worm, Fly and Spider find themselves unexpectedly caught in a big storm, and try to seek shelter from it.