Instrumental Duet B-Flat Clarinet,Bassoon,Instrumental Duet - Level 4 - Digital Download SKU: A0.1139068 Composed by Michael Giacchino. Arranged by Fabio Britto. Children,Film/TV,Jazz,Wedding. Score and parts. 4 pages. Fabio Britto #739350. Published by Fabio Britto (A0.1139068). Arrangement of the song The Incredibles Main Theme (from Pixar) for Clarinet in Bb and Bassoon Duo.