Watch Ariana Grande sing as Glinda on set of the film adaptation of ‘Wicked.’ We also see a sneak peek of the magical land of Oz. More from Entertainment Tonight: https://www.youtube.com/channel/UCdtXPiqI2cLorKaPrfpKc4g?sub_confirmation=1 Exclusives from #EntertainmentTonight : https://www.youtube.com/playlist?list=PLQwITQ__CeH2Y_7g2xeiNDa0vQsROQQgv