The product is vintage sheet music for "The Donkey Serenade" from the 1937 musical "Firefly" with music by R. Friml and lyrics by Jeanette MacDonald. Published by G. Schirmer, Inc. in the United States, this sheet music is specifically designed for piano and falls under the genre of Musicals. It is a single unit that allows musicians to play this classic song from the comfort of their own homes.