Musical is a comprehensive art form that integrates music, dance, drama and other elements into one. Musicals originated in the United Kingdom and the United States in the late 19th and early 20th centuries. The social environment and cultural atmosphere at that time promoted the emergence and development of musicals. In musicals, music is the core part, including both songs and instrumental performances, as well as soundtracks. and sound effects. Dance is also an integral element of musicals, expressing emotions and storylines through dance.