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Highlights Simon Cowell Howie Mandel America's Got Talent America's Got Talent Best America's Got Talent Auditions AGT AGT Best Auditions America's Got Talent AGT Champions 2019 AGT Champions America's Got Talent The Champions America's Got Talent Champions America's Got Talent 2019 Grace Vanderwaal Grace Vanderwaal AGT Skylar Katz Sky Katz Lori Mae Hernandez Nathan Bockstahler Sofie Dossi Sofie Dossi AGT