Instrumental Duet,Piano Instrumental Duet,Piano,Violin - Level 2 - Digital Download SKU: A0.520567 By Glee Cast. By Ari Levine, Bruno Mars, and Philip Lawrence. Arranged by Miranda Wong. Pop,R & B. Score and parts. 2 pages. Miranda Wong #3534779. Published by Miranda Wong (A0.520567). Greatest Hits & Most Popular Song of Bruno Mars.