Moon River was composed by Henry Mancini with lyrics by Johnny Mercer, becoming famous for its performance by Audrey Hepburn in the 1961 movie Breakfast at Tiffanys. The inspiration for the song came from Mancinis childhood in Aliquippa, Pennsylvania, near the Monongahela River. Mercer and Mancini collaborated frequently, and Moon River was awarded the Oscar for Best Original Song.