What is it about "The Drunkenness of the Concubine" that makes it so enjoyable to watch?

The Drunkenness of the Concubine is about Yang Guifei, who was favored by Emperor Xuanzong of the Tang Dynasty. One day, Yang Guifei and Emperor Xuanzong met at the Hundred Flowers Pavilion to enjoy the flowers and drink wine. She was waiting in the pavilion for a long time, but the eunuch came to report that Emperor Tang Minghuang had gone to Mei Fei's place in the Western Palace. Yang Guifei full of grievances, only in the Pavilion of Hundred Flowers boring solo drinking, wine to drown their sorrows, not feel intoxicated. This play, also known as "The Pavilion of a Hundred Flowers", is a traditional Dan character's play with a strong dancing character. Mr. Mei Lanfang performed and modified it for many years with many unique changes, making it a masterpiece of the Mei school. The plot of The Drunkenness of Concubine Yang is quite simple, but it has a fascinating charm, and it has been highly influential and unanimously praised on both Chinese and foreign stages. In the play, Yang Guifei has a large and melodious [Si Ping Tune]. ［The syntax of [Sipingtong] is relatively complex and can accommodate irregular sentences, suitable for expressing a variety of emotions such as euphemistic and lingering, mournful and desolate, indignant and depressed, etc., which is exactly in line with the specific and complex state of mind of Yang Yuhuan at this time in the court. Like "the ice wheel of the sea island is turning ......" and "I heard the driving to the Pavilion of Hundred Flowers ......" are all well-known The opera's singing is also famous for its beautiful voice. In addition to the beauty of the singing, the play also has many beautiful body performances, such as "cup down the waist", "lying fish smell flowers", "drunken step", etc., are difficult skills. Therefore, this opera emphasizes both singing and acting, and can satisfy the audience's different appreciation needs from both hearing and sight. This is one of the important reasons why the Drunkenness of the Concubine is so popular among theatergoers.