Ahead of her 'Jimmy Kimmel Live!' showing, Katy Perry took a page out of Taylor Swift's style playbook in a 'fit similar to the 'TTPD' singer's Super Bowl look.

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

Concert ticket prices can be exorbitant these days. Last fall, some fans spent well over $1,000 to see Taylor Swift in Toronto. Later this year, Katy Perry will be coming to Canada with stops in ...

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

KATY Perry looks flushed with success — as she hopes her pan-global tour is a big hit. The Dark Horse singer, 40, posed with ...

Katy Perry left American Idol behind, and there was speculation that things were not good between her and her co-stars behind the scenes. She last worked as one of the show’s three judges, along with ...

The 40-year-old pop star literally had sparks flying in her long black hair as she turned her back just in time ...

In a new interview, Katy Perry made rare comments about her daughter Daisy Dove Bloom, opening up about a parenting tactic ...

Kate Middleton visits a children's hospice in Wales, plus JC Chasez and Lance Bass, Katy Perry, Hailey Bieber and more. From ...

Katy Perry plans earlier showtimes for her upcoming Lifetimes Tour to accommodate her 4-year-old daughter, Daisy. The change ...

Amid a mix of previous unannounced shows in Canada, Perry will continue to make stops in cities across the country until ...

The “Firework” singer announced last year that she was leaving the ABC singing competition after seven seasons to embark on her “Lifetimes” tour.