When Sigmund's brothers find an Ooze brother must attend Ghoul school they try to trick Sigmund into going.

Sigmund gets amnesia and thinks he's a human boy.

Sigmund falls in love with a canine named Fluffy. Meanwhile Zelda decides to clean the clubhouse and Slurp dresses up like a female movie star to try to lure Sigmund home.

Sigmund discovers the joys of trick or treating. Meanwhile the Ooze family learns that Sigmund has won a TV contest.

Johnny entertains at Zelda's bazaar by performing magic tricks (with sporadic assistance from Sheldon), while Scott displays his unicycling skills. Meanwhile, the Ooze family kidnaps Sigmund and tries to get him to join the Monster Militia.

Sheldon zaps Paul Revere into the clubhouse and then can't zap him home. Meanwhile, the Ooze family devises a scheme to swipe Sigmund's magic shell to help Blurp win back his girlfriend.

Sigmund finds a genie in a seashell.

While Gertrude and the Sherrif are out at the movies, the Ooze family sneaks into the house.

Aunt Zelda goes to visit an ailing sister, leaving her humorless friend Gertrude in charge. Meanwhile, the boys are forced to contend with Sheldon's nephew, Shelby, who promptly turns Gertrude into a parrot.

Shelby zaps Johnny and a pretty classmate to Tahiti. Meanwhile, the Ooze family hatches a scheme to kidnap Sheldon and exhibit him at the monster zoo.