Popsugar Fashion Gossip Girl Gossip Girl Fashion Facts 15 Gossip Girl Wardrobe Secrets That Even Die-Hard Fans Don't Know May 20, 2020 by Marina Liao View On One Page Photo 9 of 15 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 9 Blair's Prom Queen Tiara Was a Couture Piece A regular plastic tiara on Blair? No way! Designer Simon Tu handcrafted the headpiece. Previous Next Start Slideshow Gossip GirlFactsScreen Style