The Magic Flute the Night, evidently needed little such help: this role is famous for its difficulty. In ensembles, Mozart skillfully combined voices of different ability levels. The vocal ranges of two of the original singers for whom Mozart tailored his music have posed challenges for many singers who have since recreated their roles. Both arias of the Queen of the Night, "O zittre nicht, mein lieber Sohn" and "Der Hölle Rache kocht in meinem Herzen" require high F, rare in opera. At the low end, the part of Sarastro, premiered by Franz Xaver Gerl, includes a conspicuous F in a few locations.
British National Opera Company free of charge, to support the company. She did not, however, feel equal to relearning her old roles in English translation, and she sang in Italian while the rest of the company sang in the vernacular. The British National Opera Company was a pioneer of broadcast opera, with excerpts from "The Magic Flute" broadcast live from the Royal Opera House by the British Broadcasting Company in January 1923, less than a year after the foundation of both the BBC and the opera company. The company's first artistic director was Percy Pitt, who had been music director with the Grand Opera