Listen to The Merry Old Land Of Oz online. The Merry Old Land Of Oz is an English language song and is sung by Judy Garland, Ray Bolger, Jack Haley, Bert Lahr and MGM Studio Orchestra. The Merry Old Land Of Oz, from the album The Wizard of Oz Original Sound Track (Reprise), was released in the year 2017. The duration of the song is 1:54. Download English songs online from JioSaavn.