This tulle cocktail dress has real showgirl sass, thanks to a skirt of handmade silk petals—a sure bet to flutter when you hit the dance floor. $1,970, Liancarlo. Bolero, Harrison Morgan. Headband with face veil, Jennifer Behr. Earrings, Kate Spade. Clutch, Philip Treacy. Silk–satin shoes, Badgley Mischka. Groom: suit, Black Fleece by Brooks Brothers; shirt, Eton; bow tie, Charvet; socks, Punto for British Apparel Collection; shoes, Kenneth Cole Reaction.