Credit: Rick Diamond/WireImage/Getty Images.

… on a track, that is. Vibe magazine and New York City hip-hop station Hot 97 are reporting that Chris Brown will be featured on the remix of ex-girlfriend Rihanna's latest single, "Birthday Cake," due to drop next week. The full police report detailing Brown's horrendous 2009 beating of Rihanna has been making the rounds online since his Grammy win, making this pairing seem all the more questionable.