George and Betty, a middle-class English couple, have just moved into a big Edwardian house in London and are throwing a party to celebrate. Unfortunately, after ten days none of their furniture has arrived, having been sent to Carlisle by mistake, three of the four toilets don't work and cracks are starting to appear in the ceiling. However, nothing can dent their determination to have a good time.
A man tries to uncover an unconventional psychologist's therapy techniques on his institutionalized wife, while a series of brutal attacks committed by a brood of mutant children coincides with the husband's investigation.
Kermit the Frog is persuaded by agent Dom DeLuise to pursue a career in Hollywood. Along the way, Kermit picks up Fozzie Bear, Miss Piggy, Gonzo, and a motley crew of other Muppets with similar aspirations.
Egon plans to exploit knowledge gained during his latest term of incarceration. By stealing the unmanipulated financial records of DanInvest he obtains the majority of the stocks in the department store Magasin du Nord, just in time for their closing sale.