When Kevin and Gretel's grandmother comes to look after them, she lays down a strict set of rules.

Gretel is suspicious of a new student in class.

Gretel faces off against a lightning-powered cowboy as Dave struggles to get Carolina the perfect anniversary gift.

Gretel battles twin villains on her own.

Hamster and Gretel get superpowers from aliens while Kevin grapples with being superhero-adjacent.

Kevin and Gretel disagree over how to stop a meteor.

Kevin and Gretel have to rescue Family Dinner Night.

Gretel's "hero hunch" gets her into trouble.

Fred goes deep undercover as a cheerleader.

Gretel and Kevin meet a villain with a unique ability.

Hamster and Gretel must defeat a comic book inspired cat villain.

Hamster and Gretel face a half-man-half-horse villain who loves to party.

Hamster and Gretel must save the homecoming dance at the high school.

Hamster and Gretel encounter a mutant eel.

Churro becomes an internet sensation.

Gretel has her hands full at Bailey's birthday party.

Kevin and Hamster face a villain while Gretel stays home doing chores.

Hamster and Gretel face off with a giant sea otter.

Hamster and Gretel battle a villain who preys on people's fears.

The Grant-Gomez family takes a trip to Las Vegas, where Dave and Carolina ponder life without kids.

Kevin, Hamster, and Gretel encounter their biggest challenge yet.

Gretel is grounded as a meat monster strikes.

Hiromi and Fred encounter robots at the school.

A new breakfast cereal TV jingle hypnotizes people.

Gretel's science project goes wrong.