Katy Perry: Will You Be My Witness?

In her new YouTube Red Original Movie, the colorful pop icon puts her life on camera 24/7 for four whole days, in her most intimate reveal yet. Join Katy as she does behind-the-scenes in the creation and aftermath of this unprecedented live-streaming event with friends, artists and celebrity guests.

Cast

Katy Perry

Self

James Corden

Self

America Ferrera

Self

Anna Kendrick

Self

Sia

Self