Who Topped Our MET Gala Best-Dressed List?

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The stars pushed the envelope, fashionably speaking, during this year's punk-themed Costume Institute Gala at the Metropolitan Museum of Art. Just who rocked the best look Monday night? ET and Vogue magazine's Meredith Melling Burke weigh in!
While it was a toss-up between a newly blonde Anne Hathaway, who stepped onto the red carpet in a daring vintage Valentino gown, and Cameron Diaz, who showcased her wild side in a dangerously accessorized Stella McCartney number, one shining arrival blew the competition away.
Click the video to reveal our top fashion pick of the night!