Here are our honest thoughts. You could teach a college-level class on how Rihanna’s hair correlates to her rise to each of her iconic eras. Her Rated R era was defined by undercuts and updos ...

The pair previously began working together with Rihanna's 2009 LP Rated R. “I've known her for so long, and the last session I did for her was last week," he said at the time. "So I've known her ...