But once she began to KILL IT and basicaly proved that she is the most talented 12-year-old girl in existence, he realized how wrong he was. Advertisement Tweet Pin It Related Posts Everyone knows that “Defying Gravity” from Wicked is one of the most chilling songs ever. EVER. Period. (If you haven’t heard this song before, where the heck have you been?). Check out the reactions of these little girls in the audience. They knew they were in the presence of something special. And Simon being Simon, made a face that suggested that Beau was going to wish she never opened her mouth.