Topix — Katy Perry is the latest pop star to join The Rolling Stones for a surprise set during their tour. more info

Starpulse — Britney Spears has confirmed reports she will be performing during a Las Vegas residency this fall, and is currently gearing up a fitness regime for the concerts. more info

People.com — The singer strips down for Shape magazine as she prepares for Sin City shows more info

Starpulse — Britney Spears has broken her silence about plans to take over Las Vegas during a magazine interview about her health and fitness regime. Fans of the Toxic singer have been waiting for her to conf... more info

Starpulse — Britney Spears has gotten herself into shape ahead of her Las Vegas residency. The pop princess revealed that she adopted weight loss program Nutrisystem and started doing yoga to help get back in... more info

Jam! Showbiz Music, Canada — Britney Spears is holed up in a top Los Angeles hotel after she was forced to evacuate her southern California home due to raging wildfires. more info

Big Apple Music Scene — I'm getting word over my Britney Spears-style headset that the creators of Downton Abbey are expecting the show to go on for another six years, and I'm just wondering if anyone was planning on telling the actors. More »If They Want Downton Abbey To ... more info

411 Mania — Tons of homes are in danger… more info

411 Mania — The duo are taking their collaborating to the next level... more info

People.com — Plus, more star sightings! more info