Rihanna is spending the holidays in her native Barbados and she shared some of the warmth by Tweeting a couple of pictures of herself in a new bikini. She posted an image of just her shadow with the simple message, "#barBADos." Shortly before she shared an image of herself in skimpy bikini this time with the message "#BARBADOS." She looked extremely sexy. The singer, named one of the world's top achievers under the age of 30 in 2011 by Forbes magazine.