Popsugar Fashion Met Gala What Was the Met Gala Theme 2021? O Say Can You See How Perfectly These Celebs Nailed the Theme of the 2021 Met Gala 14 September 2021 by Amanda Prahl View On One Page Photo 17 of 28 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 17 Megan Rapinoe Put Her Spin on the American Flag Previous Next Start Slideshow Met GalaRed Carpet