Gidget Goes Hawaiian
Starring Deborah Walley, James Darren, Michael Callan, Carl Reiner, Peggy Cass, Eddie Foy Jr., Jeff Donnell, Vicki Trickett, Joby Baker, Don Edmonds
It's a comedy and music movie, and has a rating of 5.7 out of 10 from Imdb which is fairly okay for this kind of movie.
Watch it here
Not found streaming from Germany.