Simon was wowed by Nightbirde's original song, 'It's Okay'. 😍
Darci Lynne became the youngest contestant to win 'America's Got Talent' and the third ventriloquist to win the show. 🏆
This was Tyra's first-ever Golden Buzzer on 'AGT'. Totally worth it! 🌟
Jackie Evancho was so good, everyone thought she was lip-syncing.