GRAMMYs Announcement: Rihanna Will Perform With Bruno Mars and Sting

Adding to the list of high-profile performers confirmed for the 2013 GRAMMY Awards, it has been announced that Rihanna will take the stage with two very special guests, Bruno Mars and Sting. What a strange and awesome collaboration!

The trio will join the likes of confirmed performers Justin Timberlake, Alicia Keys, and Maroon 5. The Riri-Bruno-Sting performance was confirmed early today by the GRAMMYs official Twitter feed:

What do you think they'll perform together? Tell us all your predictions down below...