Interaction of music and play in operetta and music comedy

Despite the presence of a number of common features in the genres of operetta and musical comedy, in almost all their characteristics they have differences. Creating a play for foreign musical works is an unusual form of authorship in the theater. The result of the author’s work is not only the creation of a new play, but its interaction with the original libretto and music.The history of the appearance, the practice of performing translated plays of foreign operettas influenced the formation of the structure of the genre of music comedy.