Listen to Music for Ballet Class, Series 3: Stretching online. Music for Ballet Class, Series 3: Stretching is an English language song and is sung by Massimiliano Greco. Music for Ballet Class, Series 3: Stretching, from the album Greco: Music for Ballet Class, Series 3, was released in the year 2015. The duration of the song is 2:54. Download English songs online from JioSaavn.