Teen beach movie

"McKenzie and her boyfriend Brady are having the best summer ever when Mack's aunt arrives to bring her back east for school. Before Mack leaves for her exclusive prep school, she and Brady decide to surf one last wave for the summer. But after a surfing mishap, the duo finds themselves transported into a classic 1960s beach movie musical! They soon discover that there is an intense rivalry between the local surfers and bikers. While Mack and Brady try to figure out a plan to get home, they accidentally interfere with the plot of the film, and the lead characters - surfer dude Tanner and biker chick Lela - fall for them instead of each other! Will Mack and Brady every make it back to the present day? Or will this plot twist cause their fates to be changed-- forever?"--Page 4 of cover.