Katy Perry London Live - News

Frank Marshall Talks ‘Jazz Fest: A New Orleans Story’

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Robert Pattinson Reportedly Ended His Engagement to FKA Twigs

'Moana' Star Auli'i Cravhalo on Her New Show, Singing for Millions, and Surviving the Oscars

Katy Perry Named First Judge for 'American Idol' Revival

Best of Late Night TV: Mean Tweets Music Edition, Michael Keaton's 'Birdman' Kid Theater (VIDEO)

Katy Perry's Super Bowl Halftime Show: Missy Elliott, Dancing Sharks, and an Animatronic Tiger Thingy