McGee, Gretchen and Squirt arrive at Camp Lakebottom to find themselves held captive by a hungry zombie, a raging Sasquatch and a ruthless chef.

McGee and Buttsquat compete to see whose camp is best, but a race up Mt. Fittoblow triggers a volcano that could wipe out Lakebottom and Sunny Smiles, so its up to Gretchen to save the day.

Squirt's underwear is washed in toxic cleanser.

An evil leech attached itself to Squirt.

The beach is closed because of a giant, raging fish.

Squirt brings home a baby monster spider.

A hulking were-chicken stalks the camp.

Buttsquat captures one of Rosebud's garden gnomes.

The Bottom Dwellers stage Armand's awful play.

McGee and the kids decide to help Sawyer with his to-do list.

Bottom Dwellers are trapped on Screech Island with a camper eating chipmunk.

The biggest monster holiday of the year.

The campers are threatened when Armand goes into a marshmallow frenzy. But they eat the marshmallow bushes and have mushroom lumps that when itch it will create more marshmallow bushes.

McGee and the Bottom Dwellers are hopelessly outnumbered when Suzi moves to Camp Lakebottom along with her posse of 'mean girl' mud replicas.

McGee releases a mischievous pixie.

Sawyer's brain-eating mother arrives in Camp Lakebottom, much to Sawyer's dismay.

Buttsquat's teddy bear falls to the bottom of Lake Icky Gloomy and is exposed to radiation, giving it brainwashing abilities, and only penny can fix this stuffed mess!.

Eager to win Buttsquat's awesome new racer, McGee challenges him to a cross-Lakebottom race with the cars and Camp Lakebottom at stake.

When Buttsquat suddenly becomes cool, McGee is immediately suspicious.

The gang finds a frozen Minotaur.

McGee is thrilled when he wins a mounted horse head, until the horse head's evil body starts stealing the Bottom Dwellers noggins in a rodeo rampage.

McGee, Squirt and Gretchen go into an old submarine and find themselves in an underground version of Camp Lakebottom.

While playing Pirates on a shipwreck the Bottom Dwellers must battle the ghost Spitbeard the Pirate, who is determined to win back his ship.

After eating a rare plant, Squirt grows into a hulking giant-and a target for Buttsquat, who wishes to use Squirt's massive size to his advantage.

McGee, Squirt, and Gretchen release Bloody Marty from the Mirror World.