Who Wore It Best: Anna vs. Cameron?

Anna Paquin visited The Late Show with David Letterman in New York City last month in a black version of Alexander McQueen's formfitting sheath dress, black peep-toes and a sleek pulled back coif. This week, Cameron Diaz accepted the Choice Summer Movie Award (with co-stars Sofia Vassilieva and Abigail Breslin) for My Sister's Keeper at the 2009 Teen Choice Awards in the grey version of the red-zippered frock, bright blue peep-toes and side-parted waves. So tell us...