The band is making a major motion picture, but it's far from quiet on the set as Nat grapples with why his girlfriend, Rosalina, is trying to get herself written out of the script. To Nat's dismay, he discovers that Rosalina is about to leave on a six-month cruise around the world, her prize for winning a music competition. Meanwhile, on the set, Alex freaks out when he discovers that his part in the movie requires him to kiss his skateboarding buddy, Juanita. Nat has to kiss his co-star star, actress Miranda Cosgrove, who plays herself.
