Ever the hair chameleon, Rihanna changed up her 'do again! The just-blond star stepped out in dark strands with a shaved side at the Battleship press conference in Japan. (Officially, that makes three dramatic color changes—chestnut to blond to dark sable—in 2012 thus far.) RiRi isn't the only one to sport this crop—Milla Jovovich unveiled her asymmetrical undercut at an event last week! We want to know: Do you like her new hair? Tell us in the comments!
Plus, click through our gallery to see the hottest celebrity hair makeovers of 2012!