Mercury News, California — Also: Betty White turns down invitation to Marine Corps Ball; Katy Perry denies her marriage to Russell Brand is in trouble; Rebecca Black already has 3.2 million new hits on YouTube (and you don't). more info

Big Apple Music Scene — The hot new mash-up of 2011, by 17-year-old DJ Madeon, is an exhilarating mix of Deadmau5, Ke$ha, Gorillaz, Michael Jackson, Katy Perry, and a lot more. The video itself is rather mesmerizing, since you're watching Madeon orchestrate in real-time. Bu... more info

MTV.co.uk News — Katy Perry has quashed rumours that her marriage to Russell Brand is in trouble, insisting that they are still very much an item. CHECK OUT PICS OF KATY & HUBBY RUSSELL BRAND ALL LOVED UP HERE!... more info

Pop Justice — » It's Nadine's turn to confirm that Girls Aloud will definitely be doing "something" to celebrate their 10th anniversary next year. (NME (http://www.nme.com/news/girls-aloud/58091)) » Lady Gaga doesn't care about money, doesn't have a boyfriend, ... more info

VH1 Blog — [Click here for a larger image] This marks our eighth week of charting this year’s Song Of The Summer contenders, and it’s been quite the race so far. Adele‘s unstoppable behemoth, “Rolling In The Deep,” has been at the top of the charts fo... more info

Perez Hilton — Rumors have been swirling that Katy Perry and Russell Brand are headed towards splitsville, but the couple insists it just isn't so. Taking to their twitters, they let everyone know they're still happily in love - distance or not. Katy says: Just c... more info

Guardian Music — Can the most successful X Factor winner resurrect her career with this passable attempt at becoming a dance diva?With 2007's Bleeding Love, Leona Lewis became the first X Factor winner to achieve a worldwide smash hit. It spent seven weeks at No 1 in... more info

ContactMusic — Katy Perry has brushed off the latest reports which suggest her marriage to Russell Brand is in trouble, insisting they are keeping a low profile in a bid to maintain their privacy. The I Kissed A Girl hitmaker and the British funnyman married last y... more info

Gigwise — They are still together... more info

Guardian Music — The Social Network turned Belgian local heroes into an international success, now with a London concert and first UK album. Dorian Lynskey meets its creators, the Kolacny brothersOn 15 July last year, a movie trailer changed Steven and Stijn Kolacny'... more info