Popsugar Fashion Celebrity Fashion Billie Eilish's Oscar de la Renta Dress at the 2021 Met Gala Billie Eilish Agreed to Wear This Met Gala Gown Under 1 Condition: Oscar de la Renta Stops Using Fur 14 September 2021 by Sarah Wasilak View On One Page Photo 4 of 17 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Previous Next Start Slideshow Celebrity FashionSustainable FashionBillie EilishMet GalaAll AnglesCartierDressesOscar De La RentaRed Carpet