As soon as Mom & Dad leave for Europe for the summer, Frankie (Trevor Lissauer) and his best friend Bogie (Danny Hitt) start making plans to party away their vacation. They meet up with Moondoggie (Johnny Venokur) and his babes, Sulka (Carmen Electra) and Katrina (Debora Xavier), who con their way into moving into the house.
Frankie soon learns there is more to his guests than meets the eye, and everybody's getting bitten. Seeking the advice of the reputed number one vampire slayer, The Big Kahuna (Adam West), Frankie sets forth to rid himself of the troublesome threesome. It's an explosive duel to the bloody finish!