When Gran moves into the cave with the Croods, she drives Grug nuts and embarrasses Eep in front of the first-ever group of cool kids.

Eep loves to compete, so she teams up with her new friend Lerk and plans to win a school hunting exam, no matter what she has to do.

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.

Grug takes Ugga out to practice her hunting skills, but there are some kinds of animals that she just can't seem to catch.

Grug won't let Eep join his winning team, so she forms her own group to play in history's first sports event.

An animal bite has a freaky effect on Grug.

Because he is so stinky, Thunk pretends to be something that he really isn't.

Thunk falls in with the wrong crowd, to his family's dismay.

Eep hunts for an elusive night mare but finds the night crazies.

Eep makes the scream-leading team and falls under her coach's influence.

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

To get a break from his honey-do list, Grug has his doppelgänger fill in for him.

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.

A plan to get revenge against the Broods backfires.

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

The residents of Ahhh! Valley celebrate Howl Day.

Grug invents a sport he hopes will earn him a spot on the Wall of Fame.

Thunk demonstrates an unexpected talent that lands him a new job.

A sticky situation forces Grug to accept Gran as his hunting partner.

Eep tricks her parents into letting her go to a grown-up party.

To win back the title of Hefty Hunter, Grug seeks the help of a personal trainer.

While unconscious, Eep has a life-changing vision.

Afraid he's no longer respected as valley leader, Grug enlists Thunk to perform his life story.

Lerk's plan to save her worm playmates from becoming bait spirals out of control.

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

Ahhh! Valley's kids compete in the Beasty Pageant to see who best poses, calls and struts like an animal.