This yellow Alexandre Vaulthier one-shoulder sequin-embellished mini dress features a one-shoulder neckline, a ruffled top with one sleeve, a short length, a zipper at the side and ruffled details on the skirt. Freak out! We did when we first saw this yellow Alexandre Vaulthier one-shoulder sequin-embellished mini dress. Catch us tearing up the dancefloor to Chic.