One-Shoulder Sequin Formal Gown: Mac Duggal 20543Catch the light in this one shoulder long sequin formal dress 20543 by Mac Duggal. With beaded designs and swirling sequins from the asymmetrical neckline to the hem, this long gown is a dazzling choice for prom, galas, and other formal events. The long sequin special occasion dress has a fully lined long skirt with a sheer sequin overlay that skims the hips before flaring away from the knees to the floor. A small train completes the look of this