Hicks: Rihanna and Chris Brown appear on each other's records

By Sarah Anne Hughes Rihanna. (Samir Hussein – GETTY IMAGES) Rihanna and Chris Brown have both released remixes of their songs, “Birthday Cake” and “Turn Up the Music” respectively, confirming that they did in fact collaborate. By Sarah Anne Hughes Rihanna. (Samir Hussein – GETTY IMAGES) Rihanna and Chris Brown have both released remixes of […]