Glenn Miller discography The song was first performed by the dance band of the AAF orchestra and sung by Ray McKinley when Glenn Miller was in England in 1944. The Glenn Miller Army Air Force Band performed the song on December 4, 1944 on the "Swing Shift" program. Glenn Miller co-wrote "Morning Mood" with composer Bert Reisfeld as a trombone solo with piano forte accompaniment which was copyrighted on September 2, 1941 by the Mutual Music Society in New York based on the ASCAP database. The royalty was split half to each. There are no known performances. The song "After Tonight" was copyrighted
Sometime (Glenn Miller song) 6101. The liner notes for the album by Brad McCuen described the song as follows: "Glenn and his close friend Chummy MacGregor, the band's pianist, collaborated on this quality pop song. It is a mystery why Glenn did not include this song among the hundreds he later recorded. Ray Eberle has the vocal." The version included was the April 18, 1939 performance at the Meadowbrook. There were five broadcast performances of “Sometime” by Glenn Miller and his Orchestra in 1939. It is Score 117 in the library and the composer credits are listed as Glenn Miller and John Chalmers MacGregor.