Rihanna reveals next single as Stay

Singer Rihanna revealed her next single in the album "Unapologetic" after "Diamonds" will be "Stay". "Stay" will be released Jan 7 next year. "Unapologetic", is Rihanna's seventh album. It recently became her fourth U.K number one album when it climbed to the top of the charts in November, reports contactmusic.com. Her latest single, "Diamonds", from the album has already reached the top of the official UK singles chart.