Last Night's Look: Love it or Leave it?Check out the head-turning outfits Michelle Williams, Kristen Stewart and more stars were just spotted in! Then decide – fabulous or fashion fail?

VENUS WILLIAMS

The Wimbledon champ (and upcoming Olympian) takes a break from the court to celebrate the opening of a Jamba Juice store in Washington, D.C., wearing a whimsical butterfly-print tangerine top, stovepipe jeans and sparkly Stuart Weitzman flats.