ContactMusic — Rihanna ''refused'' to sit with Chris Brown during a night out on Wednesday (13.02.13).The on/off couple have sparked speculation they have ended... more info

Starpulse — Katy Perry is reportedly no longer speaking to Rihanna because the singer doesn't approve of the Barbadian beauty's relationship with Chris Brown. Perry is reportedly unhappy with RiRi's decisio... more info

411 Mania — Rihanna says Mary Jane is her valentine... more info

Consequence of Sound — An intimate take on Rihanna's hit single. more info

Gorilla vs. Bear — The Valentine’s Day hits keep coming: Jessie Ware covers “Diamonds” for BBC Radio 1. [via] more info

Topix — Katy Perry and Rihanna were once BFFs, but now, a man has come between them: Chris Brown . more info

411 Mania — She loves Rihanna's songs... more info

411 Mania — Artist sales get a boost from the Awards show... more info

L.A. Times - Pop & Hiss — Acts that graced the stage or walked away winners are already enjoying an early boost in sales.At the Grammys  on Sunday, Rihanna’s “We Found Love” won an award for short form video during the pre-telecast. But her label is likely more excited... more info

ContactMusic — Katy Perry is avoiding Rihanna.The former best pals - who fell out last October because of the 'Stay' singer's reconciliation with Chris Brown, who... more info