4K Katy Perry: The Prismatic World Tour (2015) online Year: 2015 Country: USA Director:Russell Thomas Stars: Katy Perry Stars: Katy Perry Genre: Musical Directed for the stage by Baz Halpin, the tour is a collaboration with Katy that offers fans a visually stunning production that captures her fun-loving attitude and artistic appeal. Watch Katy Perry: The Prismatic World Tour (2015) online