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.
Katy Perry: Will You Be My Witness? - watch online: stream, buy or rent
Currently you are able to watch "Katy Perry: Will You Be My Witness?" streaming on YouTube Premium.