Long Velvet-Sequin One-Shoulder Prom DressVelvety soft, this long sequin prom dress is as curve hugging as it is sparkly. Sold exclusively at PromGirl, this gorgeous one shoulder formal dress shines with allover sequins from the asymmetrical neckline to the hem of the floor length skirt. The glamorous evening gown has one shoulder strap that become thin straps that flow over the open back for a sexy vibe at prom, fancy formals, and other black tie events. The fabulous evening gown includes a