Franz Mesmer summers he lived on a splendid estate and became a patron of the arts. In 1768, when court intrigue prevented the performance of "La finta semplice" (K. 51), for which the twelve-year-old Wolfgang Amadeus Mozart had composed 500 pages of music, Mesmer is said to have arranged a performance in his garden of Mozart's "Bastien und Bastienne" (K. 50), a one-act opera, though Mozart's biographer Nissen found no proof that this performance actually took place. Mozart later immortalized his former patron by including a comedic reference to Mesmer in his opera "Così fan tutte". In 1774, Mesmer produced an "artificial
L'Upupa und der Triumph der Sohnesliebe L'Upupa und der Triumph der Sohnesliebe L'Upupa und der Triumph der Sohnesliebe (English: "The Hoopoe and the Triumph of Filial Love") is an opera by Hans Werner Henze with a German libretto by the composer, inspired by Arab and Persian legends. This is Henze's 15th, and self-stated final, opera, and the first where he has written his own libretto. The opera was first performed at the Salzburg Festival on 12 August 2003 in a co-production with the Deutsche Oper Berlin and the Teatro Real, Madrid, staged by Dieter Dorn, set by Jürgen Rose. For the premiere, the originally scheduled conductor