Swarovski celebrates the new @ArianaGrande x Swarovski Capsule collection at its Oxford Street Central store where attendees were immersed into the crystal world. Guests had the opportunity to try on the collection, Princesa by Ariana Vara PR30159 Off Shoulder Floral Prom Gown 6 Midnight Shop Princesa by Ariana Vara dresses on Couture Candy at Coastal Blue Floral Maxi Dress Trendy Women's Dresses ShopDressUp Dress Up Light Blue Tulle Sequin Off the Shoulder Ruffle Long Gown with Slit Modsele V Neck High Low Navy Blue Lace Long Prom Dress, High Low Navy Blue For abcprom Ariana Grande Is a Flower in Bloom in 3 D Oscar de la Renta Gown