Popsugar Fashion Celebrity Fashion Princess Diana's Met Gala Dress You Bet Your Booty Princess Diana Went to the Met Gala — in a Slip, No Less! 25 April 2018 by Rebecca Carhart View On One Page Photo 13 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Fleur du Mal Slip Dress Fleur du Mal Slip Dress ($99, originally $398) Fleur du Mal Slip Dress $99 from intermixonline.com Buy Now Previous Next Start Slideshow Celebrity FashionThe RoyalsShoppingThe British RoyalsGet The LookMet GalaSpring FashionAll AnglesPrincess DianaDior