Listen to I. Entree online. I. Entree is an English language song and is sung by Otmar Suitner and Staatskapelle Berlin. I. Entree, from the album 50 Pieces of Entrancing Ballet Music - Swan Lake - Sleeping Beauty - Cinderella - Pulcinella - The Nutcracker, was released in the year 2012. The duration of the song is 3:01. Download English songs online from JioSaavn.