Article continues below advertisementSofía Vergara spilled out of her top during a quick hair touch-up on America's Got Talent.The actress, 53, exposed her cleavage in a tight yellow dress as hairstylist Kylee Heath hair-sprayed her strands.Vergara stopped for the glam moment while seated in the judge's chair of the competition show on Wednesday, August 27.Article continues below advertisementSource: @sofiavergara/InstagramSofía Vergara had her glam team on hand while shooting 'America's Got Talent.