Acoustic Guitar,Instrumental Duet - Level 1 - Digital Download SKU: A0.1157208 Composed by Public Domain. Arranged by Bruna Colaneri. Children,Folk,Instructional,Traditional. 2 pages. Bruna Colaneri #757532. Published by Bruna Colaneri (A0.1157208). Unleash the harmonious magic of Are You Sleeping Brother John? with our expertly crafted sheet music designed specifically for two acoustic guitars. Picture this: as you and your musical partner strum your guitars in perfect harmony, the iconic melody weaves between the strings, creating a mesmerizing duet that resonates with pure musicality.