2 Pianos,4 Hands,Piano Duet - Digital Download SKU: A0.877158 By System of a Down. By Daron Malakian, John Dolmayan, Serj Tankian, and Shavo Odadjian. Arranged by Many Hands Play Piano. Metal,Rock. Score. 26 pages. Many Hands Play Piano #5001737. Published by Many Hands Play Piano (A0.877158). Arranged for two players (four hands) on two pianos.Watch a performance of the arrangement at https://www.youtube.com/watch?v=v__G65P1m4MNote: Video shows one piano only. Actual performance requires two pianos.