Christiane Karg Festival in 2006, as Melia in Mozart's "Apollo et Hyacinthus" and as Weltgeist in his "Die Schuldigkeit des ersten Gebots". A year later she appeared there as Madame Silberklang in his "Der Schauspieldirektor" and in a title role of his "Bastien und Bastienne". From the 2008/09 season, Karg was a member of the Frankfurt Opera where she appeared as Susanna in Mozart's "Le nozze di Figaro", as Pamina in his "Die Zauberflöte", as Musetta in Puccini's "La bohème", Zdenka in "Arabella" by Richard Strauss, and the title role in Debussy's "Pelléas et Mélisande". She appeared as Sophie in "Der Rosenkavalier"
Vienna State Opera of the Staatsoper. Recent examples include "Peter Pan", "" ("The Dream Gobbler"), "Der 35. Mai" ("The 35th of May"), C. F. E. Horneman's "Aladdin", "Bastien und Bastienne" and "Wagners Nibelungenring für Kinder" ("Wagner's Ring for children"). In addition to this, there is a production of "The Magic Flute" every year for 9- and 10-year-olds, decorated like the Opernball. The opera house also has an opera school for boys and girls between the ages of eight and fourteen, which takes place in the afternoons after regular school. The children are introduced to music theatre and the prospect of becoming opera singers.