The Toxic hitmaker, 43, showed off her toned figure in a baby blue halter neck bikini while ... again' — also alluded to sustaining a jet ski injury during vacation in her caption. ' ...

shared a jaw-dropping photo of herself on a jet ski on Thursday, January 2. She wore a brown bikini and stylish shades as she lay across the sporty vehicle. With a blue sky behind her, Sweeney ...