Listen to Instruments of the Orchestra: Tchaikovsky: The Sleeping Beauty: Act II, No. 15: Entr'acte online. Instruments of the Orchestra: Tchaikovsky: The Sleeping Beauty: Act II, No. 15: Entr'acte is an English language song and is sung by Jeremy Siepmann. Instruments of the Orchestra: Tchaikovsky: The Sleeping Beauty: Act II, No. 15: Entr'acte, from the album Instruments of the Orchestra (The), was released in the year 2002. The duration of the song is 0:33. Download English songs online from JioSaavn.