January 22, 2012 Rihanna Sunbathes on Surfboard in Black Thong Bikini Edit Delete Tags Autopost Source: http://www.usmagazine.com/celebrity-body/news/rihanna-sunbathes-on-surfboard-in-black-thong-bikini-2012211Emmanuelle Vaugier Busy Philipps Elisabeth Röhm Whitney Port Samaire Armstrong