I'm going to let you in on a little secret I've learned in my years as Marie Claire 's senior fashion news editor and a Met Gala red carpet fashion correspondent: the night's best-dressed list never ends when dinner is served inside the museum. While everyone who wasn't invited chooses their favorites from every look on the Met Gala red carpet , the A-list guests inside pull off some of the best outfit changes we're lucky to see the next morning. Slipping into something slightly more comfortable is a time-honored Met Gala fashion tradition—but we're used to seeing it unfold on the museum's steps. (Remember when Zendaya wore three looks up the stairs?) But it's inside where stars like Beyoncé , Sabrina Carpenter , and Nicole Kidman decide to pull off even bigger flexes, away from the sea of paparazzi. Luckily, a photographer or two managed to mingle with guests and snap the 6 best secret outfits from the 2 026 Met Gala .…