Instrumental Duet Instrumental Duet,Trumpet,Tuba - Level 4 - Digital Download SKU: A0.699003 By John Denver. By Mel Torme, Melvin H Torme, and Robert Wells. Arranged by Kenneth D. Friedrich. Jazz. Score and parts. 2 pages. KFS Publishing #2864425. Published by KFS Publishing (A0.699003). An entertaining arrangement for trumpet and tuba.  The melody is shared in both parts.