Gilbert and Sullivan change the characters, which Sullivan found artificial and lacking in "human interest and probability", as well as being too similar to their earlier opera, "The Sorcerer". As dramatised in the film "Topsy-Turvy", the author and composer were at an impasse until 8 May 1884, when Gilbert dropped the lozenge idea and agreed to provide a libretto without any supernatural elements. The story focuses on a "cheap tailor," Ko-Ko, who is promoted to the position of Lord High Executioner of the town of Titipu. Ko-Ko loves his ward, Yum-Yum, but she loves a musician, who is really the son of the
Gilbert and Sullivan group formed in 1901 in Philadelphia, continues to perform today. In 1948, "Life" magazine reported that about 5,000 performances of Gilbert and Sullivan operas were given annually in the US, exceeding the number of performances of Shakespeare plays. After the copyrights on the operas expired, other professional companies were free to perform and record the operas. Many performing companies arose to produce the works, such as Gilbert and Sullivan for All in Britain and Light Opera Works in the U.S., and existing companies, such as English National Opera, Carl Rosa Opera Company and Australian Opera, added Gilbert and Sullivan to