Katy Perry may be forced to deal with testifying in her court battle with 85-year-old veteran, Carl Westcott, in the middle ...

The singer talked about the frisky innuenDOH!-laced song from her "Teenage Dream" album on Wednesday's (Jan. 29) Kimmel.

Katy Perry could really hear her fans 'Roar' last night ... probably screaming out in horrible pain -- 'cause one of them ...

Katy Perry made an appearance on "Jimmy Kimmel Live!" on Jan. 29 wearing an edgy monochrome look set off by a pair of black ...

Katy Perry is planning her first Oklahoma City show this spring. After selling out shows around the world for her upcoming ...

Katy Perry had a very close call Wednesday night when an autograph session outside "Jimmy Kimmel Live!" turned into a ...

If you purchase your tickets through Vivid Seats and you are a first time customer, you can save $20 on ticket orders over ...

Katy Perry feels confident in the future of American Idol, even if she’s no longer a part of the show. The pop star shared how she really feels about Carrie Underwood replacing her as a judge on the ...

Fans KatyCats can purchase tickets for all upcoming ‘Lifetimes’ shows on sites like Vivid Seats; the official on-sale is ...

Pop star Katy Perry has announced the American leg of her The Lifetimes Tour, which will bring the "Dark Horse" singer to ...

Katy Perry, who just announced the U.S. leg of her upcoming Lifetimes Tour, exclusively told E! News how she and fiancé ...