Here is a Song Called "In The Mood" First Released On BlueBird Label #10416 on 07 Oct 1939. "In the Mood" – was number one for thirteen weeks on the Billboard Juke Box chart in 1940. "In The Mood" had a long history, even before Glenn Miller recorded it. The 1939 RCA Bluebird recording was also released as V-Disc 123B in February, 1944. A version was also released as V-Disc 842B in May, 1948 by Glenn Miller and Overseas Band by the U.S. War Department. BillBoard Chart For 1940 ; Total Weeks on Chart 30; 12 Weeks at Highest position and got to # 1