Singer-songwriter Katy Perry opens up to PEOPLE about reading reviews — and the advice she lives by from her therapist.

"She was born on that show," Perry says.

American Idol alum Katy Perry shared her thoughts on past winner Carrie Underwood replacing her as judge on the singing ...

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

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

Perry shares Daisy with her fiancé, Orlando Bloom, and she said their kid is just as "extroverted" as she and her beau are.

Katy Perry shared what fans can expect from The Lifetimes Tour in an exclusive interview with E! News: "There might be a ...

Lance Bass and JC Chasez have an *NSYNC reunion for L.A. wildfire relief, plus Kate Middleton, Katy Perry and more. From New ...

Tour-bound Katy Perry has been ordered to testify in an ongoing legal battle over a Santa Barbara home purchase.

Katy Perry has something to say about Carrie Underwood replacing her as a judge on American Idol.

Katy Perry is leaving American Idol in good hands. After the "Dark Horse" singer announced that season 22 of the singing ...

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