Celebrity | Rihanna Chris Brown, Rihanna's New Duet: 'Nobodies Business' Because grammar is for losers By Evann Gastaldo Posted Nov 7, 2012 10:49 AM CST Updated Nov 7, 2012 11:00 AM CST Copied Chris Brown, Rihanna's New Duet: 'Nobodies Business' Snippets from Rihanna's upcoming album, including her duet with Chris Brown. (Perez Hilton) Guess who Rihanna's collaborating with on her upcoming album, the appropriately-named Unapologetic? That's right, a certain ex-boyfriend who assaulted her: Chris Brown. Rihanna revealed the collaboration in a handwritten track list she tweeted yesterday, Us reports. The song title is pretty much what you'd expect: "Nobodies Business." The two previously collaborated on two songs earlier this year. Click to see how Brown is coming between Rihanna and BFF Katy Perry. Read These Next The Air Force has changed its tune on Ashli Babbitt. Details trickle out on 2 more victims of the Minneapolis shooting. Open that wallet big time for a trip to Disney, if you can afford it. Trump fires regulator before vote on rail merger. See 1 photo Report an error