Two of the biggest popstars are coming together.
Rihanna is releasing a new remix of her single "S&M" and it looks like it will feature none other than Britney Spears!
Rihanna tweeted, "I got a #SEXY collabo comin your way supa dupa soon!!!! OH YEAH!!! By popular demand…Its BRITNEY B--!!!!"
Britney responded, "You think they're ready Ri Ri?"
(Photos: Getty Images)