Who wrote the libretto for an opera directed by Thaddeus Strassberger?
Thaddeus Strassberger Thaddeus Strassberger (born 1976) is an American opera director and scenic designer. In 2005 he was awarded the European Opera Directing Prize by Opera Europa for his work on Opera Ireland's production of Rossini's "La Cenerentola".
Schlagobers Schlagobers ("Whipped Cream"), Op. 70, is a ballet in two acts with a libretto and score by Richard Strauss. Composed in 1921–22, it was given its première at the Vienna State Opera on 9 May 1924.