Rihanna, braless, gives everyone an eyeful

She recently shared shots of herself soaking up the sun in a stunning red bikini as she spent the Christmas holidays in her native Barbados. And by Monday, Rihanna, 26, had hopped across the Caribbean Sea to the island of St. Barts, where she was seen partying aboard a mega yacht.

Given the balmy weather, and her penchant for wearing revealing clothing, the sexy singer stepped out in a barely-there ensemble consisting of gold bikini bottoms and a black sheer embroidered top.

See more photos below...