Rihanna 2 Release 'S&M' Remix

Rihanna is set to release a special remix of her current hit single, 'S&M' off her fifth studio album, 'Loud.'

The official 'Rihmix' will feature Britney Spears and will be rushed to radio on April 15. There is no word on whether a music video will be made. The 'Rihmix' has already hit #1 on the iTunes charts and is looks to give Rihanna another #1 single.