"Defying Gravity" is a song from the musical Wicked, composed by Stephen Schwartz. It was originally recorded on November 10, 2003, by American actresses Idina Menzel and Kristin Chenoweth, who portrayed Elphaba and Glinda in the musical respectively. The song was released as part of the accompanying cast recording on December 16, 2003. It is mostly a solo sung by the main character of the show, Elphaba, with two small duets at the beginning and the middle of the song between Elphaba and her friend Glinda, and a chorus part at the end in which the citizens of Oz sing.