Listen to The Sleeping Beauty, Op. 66: Introduction online. The Sleeping Beauty, Op. 66: Introduction is an Instrumental language song and is sung by Valery Gergiev and Kirov Opera and Ballet Theatre Symphony Orchestra. The Sleeping Beauty, Op. 66: Introduction, from the album The Best of Tchaikovsky, was released in the year 2020. The duration of the song is 4:36. Download Instrumental songs online from JioSaavn.