HAYDEN PANETTIERE: Expectant Mom Rocks Black One Piece in St. Tropez

The first photos of expectant mom Hayden Panettiere and her growing belly have hit the Web!

The E! Online shots show the Nashville actress looking fantastic in a black one-piece swimsuit on a beach vacation in St. Tropez. The celebrity blog guesses Hayden is on a preliminary babymoon with hubby-to-beWladimir Klitschko.