Emanuel Schikaneder heard this, he called down into the orchestra, "Hey, Mozart! That's no good, the music must express greater astonishment. They must both stare dumbly at each other, then Papageno must begin to stammer: 'Pa-papapa-pa-pa'; Papagena must repeat that until both of them finally get the whole name out. Mozart followed the advice, and in this form the duet always had to be repeated." Castelli adds that the March of the Priests which opens the second act was also a suggestion of Schikaneder's, added to the opera at the last minute by Mozart. These stories are not accepted as necessarily true
Mozart and dance it was rich in figures (individual movements and patterns) and was popular among all social classes. Mozart composed contredanses as a sequence of multiple sections. They sometimes quote popular melodies; for instance, K. 609 quotes the aria "Non più andrai" from Mozart's opera "The Marriage of Figaro". Of the three genres, minuets predominate in Mozart's early career, the latter two types later on. The core instrumentation of the dances is a simplified orchestra in which there are no violas, and the bass instruments (cello and double bass) play the same line. A variety of wind instruments is usually included, and