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SALZBURG, AUSTRIA - JULY 27: Elisabeth Himmer-Hirnigl at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

SALZBURG, AUSTRIA - JULY 27: Elisabeth Himmer-Hirnigl at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

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SALZBURG, AUSTRIA - JULY 27: Harald Mahrer and his wife Andrea Samonigg-Mahrer at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

SALZBURG, AUSTRIA - JULY 27: Harald Mahrer and his wife Andrea Samonigg-Mahrer  at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

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SALZBURG, AUSTRIA - JULY 27: Minister Andreas Scheuer and his girlfriend Julia Reuss at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

SALZBURG, AUSTRIA - JULY 27: Minister Andreas Scheuer and his girlfriend Julia Reuss at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

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SALZBURG, AUSTRIA - JULY 27: Renate Thyssen and her granddaughter Princessin Theresa zu Leiningen ( of Leiningen) at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

SALZBURG, AUSTRIA - JULY 27: Renate Thyssen and  her granddaughter Princessin Theresa zu Leiningen ( of Leiningen) at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

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SALZBURG, AUSTRIA - JULY 27: Gabriele Prinzessin zu Leiningen and her partner Juergen Kellerhals at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)

SALZBURG, AUSTRIA - JULY 27: Gabriele Prinzessin zu Leiningen and her partner Juergen Kellerhals at the premiere of "Idomeneo" during the Salzburg Opera Festival 2019 at Haus fuer Mozart on July 27, 2019 in Salzburg, Austria. (Photo by Gisela Schober/Getty Images)