B-Flat Clarinet,Double Bass,Instrumental Duet - Level 3 - Digital Download SKU: A0.1418393 Composed by David Burndrett. Blues,Jazz. 4 pages. David Burndrett #999959. Published by David Burndrett (A0.1418393). A fun jazzy duet making use of the blues scale. This works well as concert piece or just for fun!