rihanna hair g1

When Rihanna isn't busy touching herself on stage, or dueting with Eminem, or dating Matt Kemp, she's at the hair salon, changing her hair. Seriously, since RiRi landed on the pop music scene in 2006, she has changed her hairstyle and color with more frequency than I've had sexual partners. Here are 16 of her most, uh, striking looks ...