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
Janko Kastelic In 2002 he won the position as an assistant in the Vienna State Opera, where he also conducted performances of "Das Traumfresserchen", "Aladdin" and "Bastien und Bastienne". He has prepared works for the Klangbogen Festival Vienna and the Salzburger Festspiele and was the conductor of the TU Orchester Wien, where he led novel orchestra concerts focusing on French and Classical repertoire. He was responsible for the demanding choruses in "Moses und Aron" by Arnold Schoenberg at the Vienna State Opera in March 2007. In 2008 he conducted performances of "Die Fledermaus" by Johann Strauss at the Musik Theater Schönbrunn in