Listen to The Wizards Expose Emerald City Graduation Exercises online. The Wizards Expose Emerald City Graduation Exercises is an English language song and is sung by Ken Darby and The Mgm Studio Chorus. The Wizards Expose Emerald City Graduation Exercises, from the album The Wizard Of Oz - Soundtracks, was released in the year 2017. The duration of the song is 3:53. Download English songs online from JioSaavn.