Mary J. Blige has taken her iconic boots to Las Vegas. The R&B singer is there for her first residency, which takes place at the Dolby Live at Park MGM. “ Good Morning America ” co-anchor Robin Roberts joined her in Sin City to go behind the scenes with Blige for an interview about the new residency that highlights her 30-year music career. For the interview, which aired on Wednesday, the “No More Drama” singer slipped into the Balmain No Wedge smooth leather ankle boots in black. The boots feature gaiter-style draping, a sharp pointed toe with an engraved PB logo on the gold metallic detail decorating the base of the inner heel, in honor of the brand’s founder Pierre Balmain . You May Also Like The shoes feature a leather outsole, insole and lining made of 100 percent calfskin leather. The feature a distinct wedge-like heelless sculptural design, which makes it appear as if the foot is floating on its own. The boots provide a 3.7-inch lift.…