Idina Menzel, who introduced the song in the original Broadway company of the Stephen Schwartz musical, winning a Tony for her portrayal of Elphaba, recently commented on the performance via Twitter, writing, "OMG!! @BeauDermott you gave me chills with your performance of Defying Gravity!!"
Watch the performance below:
OMG!! @BeauDermott you gave me chills with your performance of Defying Gravity!! @AmandaHolden #BritainsGotTalent https://t.co/8MmLR3ykxV
— Idina Menzel (@idinamenzel) April 14, 2016