Sienna Miller Sexy In Black At Late Night Show

Sienna Miller visits the Late Show with David Letterman, in New York City, New York on October 13, 2009.Sienna Miller was photographed wearing a very sexy black dress, with a see thru style. She paired it with a nice necklace, Sienna Miller holds a pen to give her loving autograph to fans eagerly waiting for her outside the studio of Letterman's show. Though he was nowhere to be seen, Sienna