ContactMusic — Katy Perry has scored a third week at number one on the U. S. pop chart with her latest hit E. T. . The pop star's pal Rihanna holds at two with S&M, while the Black Eyed Peas' Just Can't Get Enough stays put at three. Blake Shelton... more info

ContactMusic — Rihanna is celebrating after landing 18 nominations for the 2011 Billboard Music Awards. The Umbrella singer leads Eminem and Lady Gaga for the most nods, while Bruno Mars and Justin Bieber were also handed double-figure nominations at a ceremony.... more info

Pop Crunch — Rihanna just isn’t that into the idea of judging a TV talent show. The Bajan Mama dropped into KIIS-FM’s On Air with Ryan Seacrest Wednesday to chat about her buzzworthy [...] more info

L.A. Times - Pop & Hiss — The nominations for the 2011 Billboard Music Awards were revealed Wednesday and Rihanna, Eminem and Lady Gaga lead the pack. Rihanna trumped her peers with 18 nominations, including top Hot 100 artist, top female artist, top R&B artist and top... more info

ContactMusic — R&B star Rihanna has become the first female artist to stage a record-breaking run of 10 concerts at a top London music venue. The Umbrella hitmaker's Loud world tour has come under scrutiny in recent weeks amid claims she was struggling to shift.... more info

Popeater — Filed under: Music News, Jennifer Lopez, Rihanna Rihanna, Jennifer Lopez and the Black Eyed Peas have been tapped to take the stage for the 2011 Billboard Music Awards, taking place in Las Vegas on May 22. The ceremony will air live on ABC from th... more info

Pop Crunch — Rihanna, The Black Eyed Peas, Jennifer Lopez, Keith Urban, Lady Antebellum, and Taio Cruz make up the first wave of performers set to take the stage at the newly-revived Billboard [...] more info

Guardian Music — Thanks to the power of Twitter, here's Rihanna singing with Britney Spears about chocolate biscuits (er, possibly)A few days ago, Rihanna asked her millions of Twitter followers who they'd like to see her collaborate with. Apparently most of them rep... more info

Yahoo! Music UK — world entertainment news - Rihanna was prepared for rejection when she submitted a request to collaborate with Britney Spears, because the pop superstar "never does features". more info

MTV.co.uk News — Rihanna has confessed she is overjoyed about her collaboration with Britney Spears, calling their hook-up "amazing."As we reported yesterday, RiRi and Spears have recorded a remix of the... more info