About Jack Teagarden
Weldon Leo "Jack" Teagarden was an American jazz trombonist and singer. He led both of his bands himself and was a sideman for Paul Whiteman's orchestra. From 1946 to 1951, he played in Louis Armstrong's All-Stars. At age eight, Jack received his first trombone as a Christmas gift, transitioning from the tenor-valve horn to the trombone. Teagarden became the youngest member of the Paul Goetze Band at age 11. While a member of Pollack's band, Teagarden recorded over 300 tracks.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.