Wyn Calvin MBE OStJ, known affectionately as "The Clown Prince of Wales" and "The Welsh Prince of Laughter", was a Welsh comedian, pantomime dame, television and theatre actor, radio personality, television chat show host, after-dinner speaker, lecturer, philanthropist and newspaper columnist. He worked with numerous stars within the entertainment industry including Harry Secombe, Bob Hope, Christopher Biggins, Shirley Bassey, Frankie Vaughan, Vic Morrow, Bud Flanagan, Roy Hudd, Max Boyce, Morecambe and Wise and Ken Dodd.

The Grand Order of Water Rats is a British entertainment industry fraternity and charitable organisation based in London. Founded in 1889 by the music hall comedians Joe Elvin and Jack Lotto, the order is known for its high-profile membership and benevolent works.