When film producer Moe Block Busters offers to make their book into a movie, Iggy, Olive, and Seymour head to Hollywood where Olive, furious at being written out of the script, enlists the help of a famed femme fatale to scare the despicable director half to death.
Christina and Grant encounter an obnoxious impersonator, a hostile superhero, and a mysterious tour guide while searching for a missing rhinestone in Hollywood.
Moving to Hollywood with his academic parents, eleven-year-old Mitch feels like an outsider in his school where everyone has connections to the powerful and famous in the entertainment industry, until he is cast in a soda commercial that launches a popular catchphrase.
A Hollywood actress, who had been competing with Sammy's mother for an important role, is murdered, but thirteen-year-old Sammy and her friend Marissa are on the case.
Siblings Klatu, Lek, and Ploo, along with their human friends Lily and Jo-Jo, travel to Hollywood, California, where the aliens become extras on a science fiction television show while waiting for the spaceship that will take them home.