411 Mania — "Roar" and "Blurred Lines" are neck-and-neck... more info

Starpulse — Katy Perry "warns" men not to fall in love with her on her new single 'Dark Horse'. more info

Topix — Now they can really pop some tags. Macklemore and Ryan Lewis ' The Heist hits platinum status this week, while Katy Perry and Luke Bryan hold at the top of the singles and albums charts, respectively. more info

Topix — Paris Hilton is going to keep it popping on the 1's and 2's, Kendrick Lamar opens up about his recent buzzworthy verse, and Katy Perry tells fans more about her upcoming single. more info

Starpulse — Robin Thicke has kept Katy Perry off the top of the U.S. pop charts as his Blurred Lines hit scores a 12th week at number one. The tune, which was the soundtrack to Miley Cyrus' controversial stag... more info

411 Mania — Not much change from last week... more info

411 Mania — "Roar" going strong... more info

411 Mania — Check out the performance from the Brooklyn Bridge: more info

E! Online — It's been a big weekend for Katy Cats! Prior to Katy Perry's epic performance of her hit single "Roar" at the MTV Video Music Awards last night, the singer released two... more info

Big Apple Music Scene — Before you start to feel too sorry for Katy Perry for her outfit last night at the VMAs, let me point out that she got tweeted at by President Obama last night. So it all works out. More »Katy Perry Gets Tweeted At By Obama, Who Apparently Understan... more info