String Quartet String Quartet - Level 4 - Digital Download SKU: A0.1119248 Composed by Butch Walker, David Boyd, David Schuler, Louis Vecchio, and Soren Hansen. Arranged by Jeannie Ma. Guerrero. Classical,Pop. Score and parts. 12 pages. Bellatrix #720662. Published by Bellatrix (A0.1119248). String quartet arrangement in a Classical style with some harmonic enhancements and a plot twist!