![Timothy Carey](http://image.tmdb.org/t/p/w92/6wTL7aAjJflARVwR9giIIQSJhLs.jpg)
In the fourth of the highly successful Frankie and Annette beach party movies, a motorcycle gang led by Eric Von Zipper kidnaps singing star Sugar Kane managed by Bullets, who hires sky-diving surfers Steve and Bonnie from Big Drop for a publicity stunt. With the usual gang of kids and a mermaid named Lorelei.