Anne Hathaway may typically look refined and classy, but she's downright sexy in this number! The actress arrives at the Late Show with David Letterman in N.Y.C. on Dec. 10 wearing a form-fitting red floral dress and black pumps. We're happy to see Anne's shorn hair is growing out, allowing her to style it in a bolder (and dare we say hotter?) way. Plus, the star's red lipstick is just the accessory she needs.