Rihanna Teases A BIG Upcoming Collaboration -- But With Whom?!

Rihanna has one of the most desired voices on the planet- and someone has got it!

The Stay singer is teaming up with someone soon, but for now she’s being coy. She tweeted:

Just left the studio… Recorded a #monster hook for one of my favorite artists! And that's all I can give you… #NavyShit

— Rihanna (@rihanna) September 11, 2013

Oh snap! Getting excited over here! But which big star is it???

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Ch-ch-check out the pics (below) to see who else might be joining the Navy!

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