Instrumental Duet Instrumental Duet,Trombone,Tuba - Level 1 - Digital Download SKU: A0.709957 By The Chainsmokers. By Andrew Taggart, Ashley Frangipane, Frederic Kennett, Isaac Slade, Joseph King, and Shaun Frank. Arranged by Paulo Galvao Filho. Contemporary. Score and parts. 7 pages. Paulo Galvao Filho #6371365. Published by Paulo Galvao Filho (A0.709957).