Tommy Duncan, also known as Thomas Elmer Duncan, was a prominent figure in the Western swing music genre. He collaborated with Bob Wills to write the well-known Western swing dance tune "Stay a Little Longer," which gained fame in 1946. Duncan was also associated with other popular songs such as "Heart to Heart Talk," "New Spanish Two Step," and "The Devil Ain’t Lazy" with Bob Wills & The Texas Playboys. His solo works include songs like "Who Drank My Beer (While I Was In The Rear)?" and "Relax and Take it Easy." Duncan's contributions to Western swing music have left a lasting impact on the genre.