This version of 'In The Mood' is performed by (Glen Gray & The Casa Loma Orchestra), The actual 1939 recording of "In The Mood" topped the charts in 1940 in the U.S. and one year later was featured in the movie 'Sun Valley Serenade'.This Glenn Miller 1939 recording was inducted into the Grammy Hall of Fame in 1983.The song even appeared in The Beatles "All You Need is Love" #1 single in 1967 and in the Jive Bunny and the Mastermixers rendition in 1989, "Swing the Mood", a worldwide hit.
Glenn Miller (who was born on March 1, 1904, and went missing in action December 15, 1944) was an American big band musician, arranger, composer, and bandleader in the swing era. Miller's notable recordings include "Moonlight Serenade", "Pennsylvania 6-5000", and "Chattanooga Choo Choo".
The recording 'In The Mood' by Glenn Miller is one of the most recognized and most popular instrumentals of the 20th century.
And, for a little sump'n sump'n extra, check out the other version here