Grug starts a fight with the moon.

After snobby neighbors move in next door and complain about a bone pile blocking their backyard view, the Croods start the first prank war ever.

Everyone loves it when Thunk uses shadow puppets to make the world's first movie ... until they see the end of the show.

When Grug and Ugga go out on a date and leave the kids home alone, Eep throws the first-ever house party, which gets out of control.

Thunk saves the day when wacky beasts invade.

An animal bite has a freaky effect on Grug.

The Croods must tame Sandy's wild behavior or she'll get exiled.

When Eep goes gaga over a new boy at school, the Croods try to cure her.

Grug struggles to learn a hunting skill that requires brains rather than brawn.

Eep and Thunk stumble upon a treasure trove of eggs and become rich -- and mistrustful of each other.

After getting grounded (literally) for making mischief with her friends, Eep bets her father that he can't survive even one day as a teenager.

Eep and Thunk try to sabotage a pair of cheaters' idea fair project.

After inventing ventriloquism, Thunk gets jealous when his puppet upstages him.

Eep becomes a death-guard at the watering hole, which proves less exciting than she thought.

Gran convinces everyone she can control the weather.

While Grug has his first day as leader of Ahhh! Valley, a new family pet makes Sandy jealous.

Eep and Thunk try out a new lazy lifestyle.

When Gran reveals she's hidden a treasure guarded by booby traps, Eep sets off to find it.

Ugga joins the "nitting" club, but has trouble fitting in.

When Munk reports his family missing, Grug takes it upon himself as valley leader to find them.

When the Big Chickuna invades the valley, all the residents evacuate to safety except for Bulk, whose rescue becomes a contest between Grug and Snoot.

When Grug is imprisoned for a crime he didn't commit, he must escape to clear his name.

Kevin gives Thunk tips on attracting girls.

Grug introduces his new invention to Ahhh! Valley: the spear.

When Grug loses his commanding voice, he and Ugga search for it. Meanwhile, Eep gets carried away while acting as the valley leader's spokesperson.

After finding out Thunk is in love with Blurg Brood, Eep tries to interest him in a new girl.

Eep's love of competition and destruction ruins Thunk's teamwork-based game.

To graduate with their pals, Thunk and Womp take Squawk's crash course.

A fast-approaching asteroid headed toward Ahhh! Valley leads the residents to make hasty moving plans, but Grug insists he can defend their homeland.