Instrumental Duet,Viola,Violin - Level 3 - Digital Download SKU: A0.1436830 By A Great Big World. By Chad Vaccarino, Ian Axel, and Mike Campbell. Arranged by Cindy Blevins. Pop. 8 pages. Cindy Blevins #1016898. Published by Cindy Blevins (A0.1436830). This is beautifully arranged for violin and viola duet. You receive the score and the separate parts.