Violin Duet Violin - Level 1 - Digital Download SKU: A0.1006334 By Henry Mancini. By Henry Mancini. Arranged by Gandhi Martinez. Oldies. 4 pages. Gandhi Martinez #6623929. Published by Gandhi Martinez (A0.1006334). Easy and beautiful arrangement of Moon River for Violin Duet - Tow Violins beginners.The arrangement was conceived in order to promote an easy reading of the work. The second violin play an simple accompaniment and the first violin play the melody in single-note style. Moon River was composed by Henry Mancini (to lyrics by Johnny Mercer), and was famously performed by Audrey Hepburn in the film Breakfast at Tiffany's (1961). Thanks to her performance, the song won an Academy Award (Best Original Song) as well as two Grammy Awards (Record of the Year and Song of the Year) in 1962.