Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Hansel and Gretel by Humperdinck, Ġim 30 Diċ 2011, Minn (2011/2012), Immexxi minn Andreas Meyer-Hanno,, Surmast Direttur Christoph Altstaedt, Ralf Lange, Opernhaus Düsseldorf, Dusseldorf, Germany