Mariah has been sharing pictures from her current island getaway on the social networking site.Posing in front of an elegant looking backdrop in a sultry see-through white shirt, the star boasted that she was “hammin' it up in the islands”.

In another message, Mariah said the holiday would be her last break before hitting the road in support of new album, Memoirs of an Imperfect Angel. "This is my last vaca b4 tour..the weather is pip!" she wrote. The singer is due to play a host of US dates, starting in Detroit on Thursday.