Sassy Sam Puckett (Jennette McCurdy) and eccentric Cat Valentine (Ariana Grande) buddy up as roommates after Sam rescues Cat from a garbage truck.

Sam and Cat attempt to save their favorite TV show from being cancelled while babysitting two boys.

Sam and Cat babysit a pygmy goat while trying to win over their landlord's son. Dice begins to manage a mixed martial arts fighter.

A client compliments one of the girls, but Sam and Cat aren't sure to whom he was referring, so they get competitive and try to outshine each other as babysitters.

Sam and Cat make a commercial for their business that features Dice's dog. A family claims that Dice's dog belongs to them.

Sam, Dice, and Goomer go to a mixed-martial arts fight, leaving Cat at home to study. Sam's motorcycle goes missing. Cat loses her memory.

Sam and Cat are hired to baby-sit a doll on Halloween. Cat thinks she turned Dice into a monkey.

Cat pranks Sam by using a pair of twins they're watching, and Sam gets even by pranking Cat with Melanie, Sam's twin sister.

A tyke refuses to part with her old stuffed toy, but the gals try to persuade her to change her mind.

Cat becomes obsessed with finding a missing shoe, even though she's supposed to be making special meatballs to replace all of the ones Sam ate.

Cat creates a holiday in order to buy gifts for everyone, and then she peeks at the gifts and is displeased with her present from Sam.

Sam and Cat bribe a child to raise her grades in exchange for a doll, but the cost of the doll and its accessories are more than they expected. Meanwhile, Goomer can't find his lucky T-shirt.

Nora seeks vengeance and goes after Dice, prompting Sam and Cat to ask Nevel for help.

The girls must accompany two kids on an airplane after they survive the challenges of the airport.

A rock star gets injured by the girls, who take a bad situation and make it worse as they try to hide what they did.