Months after Mack and Brady return from a summer adventure that transported them into Brady’s favorite 1960's beach party movie, "Wet Side Story," they receive a surprise real-world visit from Lela, Tanner and their other newfound surfer and biker buddies. Knowing first-hand that the "real" world and the movie world don't mix, Mack, Brady and all of the "Wet Side Story" friends must quickly devise a plan and use the magic of Lela's necklace to get everyone back to their movie world before it's too late.