2 Pianos,4 Hands,Piano Duet - Level 4 - Digital Download SKU: A0.635525 By The Beatles. By John Lennon, John Winston Lennon, Paul James Mccartney, and Paul McCartney. Arranged by Fishel Pustilnik. Rock. Score. 8 pages. F & N Enterprise #5312151. Published by F & N Enterprise (A0.635525). An excellent arrangement of the famous Song When I'm Sixty-Four (by The Beatles) for Clarinet and Piano-Jazz/Pop Version.