As amazing as it is to see all the red-carpet arrivals at the Met Gala, we love knowing what goes on behind the scenes before, during, and after the big bash. Whether it was a peek at the primping of Gisele Bundchen, performance pics from Prabal Gurung, or Livia Firth and Coco Rocha tweeting from the ladies' room, the stars — and their cell phones — captured some amazing, surreptitious sartorial moments. Click through to see each one!
The Best Behind-the-Scenes Met Gala Moments From Twitter
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