A heartless millionaire believes he is Santa Claus after an accident renders him amnesiac.

Based on the classic tale of the Pied Piper, this Rock-Opera themed cartoon tells the tale of the 1960s small suburban town of Hamlin, which has been infested with rats. Sly, a Jimi-Hendrix styled guitarist, is hired to take care of the rats with his musical abilities, and is promised a Harley Davidson from the mayor as payment. When he gets cheated out of his payment, he then uses his music to lead the kids to a mountain.

A sheltered, straight-A high school senior, Andrea Marr, becomes infatuated with a local rock singer, Todd Sparrow, and dives into the underground music scene, neglecting her friends and academic life in the process.

Two years after bringing peace to the galaxy, Steven Universe sees his past come back to haunt him in the form of a deranged Gem who wants to destroy the Earth.

Reeling from new information about Steven’s mom, Rose Quartz, the Crystal Gems feel like they’re falling apart! Ruby and Sapphire are at odds for the first time – what will happen to Garnet? A joyful celebration is interrupted when the final battle comes to Beach City – can Steven lead the Crystal Gems to victory? Will they have the strength to pull together and show Home-world the true heart of the Crystal Gems?