June 1939. Standing left to right: Bert Lahr (the Cowardly Lion), Ray Bolger (the Scarecrow), MGM executive L.K. Sidney, Yip Harburg, composer/ conductor Meredith Willson (who wrote The Music Man), music publisher Harry Link. Seated: Judy Garland and Harold Arlen. (Photo courtesy of Yip Harburg Estate)
Arlen wrote the music and Harburg the lyrics for the score of The Wizard of Oz. Harold turned 34 that year and had the world on a string.
Happy birthday, Uncle Harold -- DL