Article continues below advertisementSofía Vergara stopped for a sultry selfie before going live on America's Got Talent.The competition show judge, 53, bared her cleavage in a busty red jumpsuit from Nadine Merabi while posing backstage on Tuesday, September 2.Vergara exposed her chest in the strapless garment as she stood in front of a mirror, catching professional lighting situated on the curtain in front of her. Article continues below advertisementSource: @sofiavergara/InstagramSofía Vergara turned heads in a fiery red jumpsuit.