Topix — The release of PRISM marks the return of Katy Perry but also several key musical players responsible for some of the best pop music of the past two decades. more info

Starpulse — Katy Perry was "very depressed" after splitting from Russell Brand. more info

Big Apple Music Scene — Given that Katy Perry is so weirdly obsessed with John Mayer's brain, have we ever considered the fact that he might be obsessed with hers, too? And that he might have been removing little pieces of it to make it easier for him to study? Because that... more info

Starpulse — Courtney Love thinks Katy Perry's is "kind of sad". more info

E! Online — When Katy Perry sings "Roar" in concert, you'll hear it all right. After performing at Tuesday night's iHeartRadio listening party in L.A. of her new album Prism, the pop... more info

People.com — The singer reveals that she liked Mayer long before they became a couple more info

Starpulse — Wikileaks Drama 'The Fifth Estate' Is A Box Office Flop, 'Gravity' Prevails Again "The Fifth Estate" earned just $1.7 million at the U.S. box office over the weekend, making it the worst major debu... more info

People.com — The Children’s Hospital at Dartmouth-Hitchcock films a heartfelt lip-dub of the singer's hit song more info

Starpulse — “I got the eye of the tiger, a fighter / dancing through the fire / ‘cause I am a champion, and your’e going to hear me roar…” I suppose there comes a time for every childish pop star to grow up, ... more info

Starpulse — Katy Perry has a new album out and she's also got a new photo feature in the November issue of W Magazine. The singer just released her third solo album (fourth if you count her self-titled 2001 C... more info