Olivia Lynes Blew The Roof Off with Performance of 'Defying Gravity' & Got Amanda's GOLDEN BUZZER

Olivia Lynes Blew The Roof Off with Performance of 'Defying Gravity' & Got Amanda's GOLDEN BUZZER World Best Talent is a YouTube channel that selects and showcases the best performances from Got Talent, Idol, The Voice and X Factor #GotTalent #TheVoice #AGT #BGT #XFactor