While Hedgehog braves her first witch coven sleepover, Oscar awaits a secret signal in case she needs to be rescued.

Faced with two potential husbands -- burly Harry and sensitive Barry -- Barb enlists Hedgehog and Oscar to help her weigh her options.

Hedgehog and Oscar investigate problems at U.M.P.S. and meet the new intern, Oddjobs, who's a great friend but a terrible employee.