George Le Brunn wrote "Oh! Mr Porter" which included repertoires of what english music hall singer affectionately called "Queen of the Music Hall"?
Marie Lloyd Matilda Alice Victoria Wood (12 February 1870 – 7 October 1922), professionally known as Marie Lloyd ; was an English music hall singer, comedian and musical theatre actress. She was best known for her performances of songs such as "The Boy I Love Is Up in the Gallery", "My Old Man (Said Follow the Van)" and "Oh Mr Porter What Shall I Do". She received both criticism and praise for her use of innuendo and double entendre during her performances, but enjoyed a long and prosperous career, during which she was affectionately called the "Queen of the Music Hall".
Elvira Casazza Elvira Casazza (15 November 1887 – 24 January 1965) was an Italian mezzo-soprano opera singer (also known as Elvira Mari-Casazza). One of Toscanini's favourite singers, she was considered an outstanding interpreter of Mistress Quickly in Verdi's "Falstaff" during the 1920s and created several roles in Italian operas of the early 20th century.