Percussion Ensemble - Level 3 - Digital Download SKU: A0.1431622 By AJR. By Adam Metzger, Jack Metzger, and Ryan Metzger. Arranged by EllePlaysMarimba. 21st Century,Pop. 15 pages. EllePlaysMarimba #1012098. Published by EllePlaysMarimba (A0.1431622). A percussion ensemble cover of AJR's World's Smallest Violin, featuring marimba, vibraphone, xylophone, glockenspiel, and drumset.