Guardian Music — Shepherd's Bush Empire, LondonIt's easy to dismiss Ke$ha as a Primark take on Lady Gaga, but such an appraisal disregards the fact that 23-year-old Kesha Sebert this year enjoyed a No 1 US album with her platinum-selling debut, Animal. She has reacte... more info

Starpulse — Power couple Brad Pitt and Angelina Jolie may be finally tying the knot this upcoming year. And their alleged marriage plans have something to do with Katy Perry. VIDEO Brad and Ange set for a Val... more info

Starpulse — Katy Perry is continuing to light up the U.S. pop chart - her single "Firework" is at number one for a second consecutive week. The singer keeps her pal Rihanna from climbing back to the top spot... more info

Perez Hilton — It's the most wonderful time of the year indeed! Wednesday night, Perezzers and our old friend, Mrs. Katy Perry Brand, went to go see another old friend, Miz Dita Von Teese, perform her burlesque show at The Roxy in West Hollywood, and it was sooo go... more info

ContactMusic — KATY PERRY is continuing to light up the U.S. pop chart - her single FIREWORK is at number one for a second consecutive week.The singer keeps her pal Rihanna from... more info

Popeater — Filed under: Music News, Katy Perry, Celebrity Holiday Sure, Z100's Jingle Ball 2010 brought some of the year's biggest celebrities -- like Katy Perry, Justin Bieber and Kim Kardashian, to name a few -- to a packed Madison Square Garden last Friday n... more info

Starpulse — Katy Perry looked a little worse for wear as she left The Roxy after watching Dita Von Teese's show, "Strip Strip Hooray" last night. The pop star was with friends, including celebrity blogger Pere... more info

411 Mania — Katy #1 for a second week... more info

411 Mania — Is Katy Perry the hottest woman in the world? Would T.I.'s album live up the hype? Would Ke$ha be 2010's breakout artist? Take a look at how the 411 Staff answered these questions and more from the first half of 2010 and judge whether their predic... more info

411 Mania — And it's impressive as ever… more info