Perez Hilton — Ya mon!! Rihanna doesn't turn 24 until February 20, but she had one hell of a party at the Hearst Mansion in Beverly Hills on Monday night!! The soiree was Caribbean-themed (of course), so guests enjoyed a tropical dinner with Sprinkles cupcakes ad... more info

ContactMusic — Pop stars Katy Perry Bruno Mars and Chris Martin helped Rihanna celebrate her birthday one week early during a Barbados-themed bash on Monday 13Feb12 The Umbrella hitmaker doesnt officially turn 24 until next week 20Feb12 but she got the party start.... more info

ContactMusic — Pictures of Rihanna s birthday cake have been released today and its clear that whoever was behind its unique design either knows the SM star amazingly well or just fancied playing a rather smutty prank The UK newspaper the Daily Mirror published pic... more info

People.com — The singer celebrates her 24th birthday early in Beverly Hills with Katy Perry and friends more info

MTV.co.uk News — Rihanna's next single - a remix of Talk That Talk track Birthday Cake - apparently features a collaborator that will "shock the world."According to producer team Da Internz, who worked... more info

ContactMusic — Bruno Mars has had a good week despite not picking up any of the main Grammy Awards at the weekend with first his album Doo-Wops Hooligans back in the iTunes Top 10 following the exposure according to the Los Angeles Times and then an apparent female... more info

Topix — Miranda Lambert was far from impressed with Chris Brown 's performances at Sunday's Grammy Awards, because she feels the R&B singer had no place at the ceremony - on the third anniversary of his assault on ex-girlfriend Rihanna . more info

Starpulse — Rihanna & Gwyneth Paltrow hooked up backstage at Sunday night's Grammy Awards and the actress Tweeted a picture of the two stars in their sexy black dresses to her WhoSay page. Who do you think loo... more info

People.com — The singer showed off a svelte figure in a skimpy black dress at the Grammy Awards more info

Jam! Showbiz Music, Canada — Country star Miranda Lambert was far from impressed with Chris Brown's performances at Sunday's Grammy Awards, because she feels the R&B singer had no place at the ceremony - on the third anniversary of his assault on ex-girlfriend Rihanna. more info