What one-act ballet's music was written by an Austrian composer and conductor?
Different Drummer Different Drummer is a one-act ballet created by Kenneth MacMillan in 1984 for the Royal Ballet. The music is by Anton Webern (Passacaglia for Orchestra, Op. 1) and Arnold Schoenberg ("Verklärte Nacht"). The story is based on the play "Woyzeck" by Georg Büchner.
Il Parnaso confuso Il Parnaso confuso ("Parnassus in Turmoil") is an opera by the composer Christoph Willibald Gluck. It takes the form of an "azione teatrale" in one act. The Italian-language libretto is by Pietro Metastasio. The opera premiered on 24 January 1765 at Schönbrunn Palace in Vienna. All the members of the cast were archduchesses of the Habsburg family and the work was conducted by the future Emperor Leopold II from the harpsichord.