'I Know I�m A Pain In The A*s But It�s Worth It - Says Rihanna As She Scoops 4 Awards (PHOTOS)

Rihanna led the winners with four gongs at the first ever iHeartRadio awards in Los Angeles on Thursday night. But even if she hadn't been on stage, it would have been hard to miss her as she showed up with her hair styled like Crazy Eyes from Orange Is The New Black, along with bright green lipstick.