Perez Hilton — Fun! Fun! Fun! Katy Perry and her dance crew made a special surprise appearance at New York's only rock and roll bar, Rockbar, to celebrate Pride 2011! How cool is that?? Looks like you made some fans very happy, Katy! more info

ContactMusic — Katy Perry has launched a foul-mouthed tirade on a former heroine who treated her badly when she first arrived in Los Angeles desperate for music success. The I Kissed a Girl singer isn't naming names, but she hopes the target of her new Rolling Ston... more info

VH1 Blog — [Click here for a larger image.] For the first time since we started counting down this year’s Song Of The Summer, someone other than Adele is sitting in the proverbial cat bird’s seat. Weirdly enough, though, “Rolling In The Deep” has been u... more info

Pop Crunch — Another Billboard record looms for Katy Perry. If the card-carryin’ “California Gurl’s” latest single Last Friday Night (T.G.I.F.) shoots to No. 1 on the Hot 100, she’ll join Michael Jackson [...] more info

Perez Hilton — Whoa!! Katy Perry is about to do something that no other female singer has done before. Michael Jackson is the only artist who has ever had five No.1 Billboard Hot 100 hits from one single album. That could all change soon if Katy Perry's latest sing... more info

Topix — Katy Perry is about to reach Michael Jackson's record for five No. 1 singles from one album. more info

Detroit Free Press — Eddie Vedder at the Fox Theatre Steven Curtis Chapman at DTE Energy Music Theatre J.D. Souther at the Ark 53rd annual Target Fireworks, Detroit riverfront Katy Perry at the Palace more info

Gigwise — Senate passes historic bill... more info

Guardian Music — Katy Perry and Alexa Chung sport the look at sunny Coachella, while Glastonbury-goers add wellies and a plastic pint glassIn the high-low world of fashion, a plastic pint glass and a pair of wellies is the only way to accessorise lace right now. Wit... more info

Perez Hilton — Katy Perry is on SUCH a roll! Yesterday, we were pleased to announce that Katy's Last Friday Night (T.G.I.F.) had made its way into the Hot 100's top 5! We were also impressed to learn that Last Friday Night (T.G.I.F.) hit the #1 spot on the Digital... more info