2 Pianos,4 Hands,Piano Duet - Level 3 - Digital Download SKU: A0.1514808 By Justin Bieber And Benny Blanco. By Benjamin Levin, Finneas O'Connell, and Justin Bieber. Arranged by always_piano. 21st Century,Contemporary,New Age,Pop,Singer/Songwriter. Score. 5 pages. Always_piano #1089299. Published by always_piano (A0.1514808). Lonely (with benny blanco) by Justin BieberFrom JusticeNo Copyright Infringement IntendedAll Credits to Justin Bieber and benny blanco.