My Little Pony: Equestria Girls: Rainbow Rocks Episode Title:Equestria Girls: Rainbow Rocks.Episode Description:In the human world, the students of Canterlot High School are preparing for an upcoming musical showcase, with Twilight Sparkle's human friends to perform in their own band, the Rainbooms, at the event; they find that they assume half-pony forms whenever they play, caused by the Equestrian magic left over from Twilight's crown. Meanwhile, former school bully Sunset Shimmer is ostracized by the rest of the student body despite her attempts to redeem herself, though Twilight's friends still value their newfound friendship with her...