Popsugar Celebrity Met Gala Celebrities at the Met Gala For the First Time 2014 You Never Forget Your First Time: See All the Met Gala Newbies May 7, 2014 by Britt Stephens View On One Page Photo 16 of 21 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 16 Hayden Panettiere Nashville's Hayden Panettiere made her first Costume Institute Gala outing in a cotton-candy-colored Dennis Basso gown. Previous Next Start Slideshow Anna KendrickRyan ReynoldsLupita Nyong'oMet GalaRed Carpet