Instrumental Duet Horn,Instrumental Duet,Trombone - Level 4 - Digital Download SKU: A0.1139082 Composed by Michael Giacchino. Arranged by Fabio Britto. Children,Film/TV,Jazz,Wedding. Score and parts. 4 pages. Fabio Britto #739365. Published by Fabio Britto (A0.1139082). Arrangement of the song The Incredibles Main Theme (from Pixar) for Horn in F and Trombone Duo.