Rihanna
Click for more exclusive Bikini pictures of RihanaRobyn Rihanna Fenty is a Barbadian singer, model, and former beauty queen. She also serves as the cultural ambassador for Barbados. She is the first Barbadian artist to win a Grammy Award. Rihanna is currently signed to the Def Jam Recordings label. She has attained five Billboard Hot 100 number ones thus far ("SOS", "Umbrella", "Take a Bow", "