Serial (radio and television) usually ran from Monday through Friday at exactly the same time every day. A show called The Smith Family which ran only one night a week on WENR in Chicago during the early 1930s was credited as the "great-granddaddy of the soap operas" by radio historian Francis Chase, Jr. One of the other shows that helped pioneer the daytime soap opera/serial was "The Guiding Light", which debuted on NBC radio in 1937, and then switched to CBS Television in 1952. "The Guiding Light" final episode aired on September 18, 2009, having a total of 15,762 episodes air on CBS. Some
Which Witch in several national and international tours presenting continuously updated concert versions of the musical. The "Operamusical" "Which Witch" opened at the Piccadilly Theatre in London on October 22, 1992 and ran for 76 performances, after a critical savaging. It has been described as "the second worst West End musical of all time", a "bizarre musical", and "a dire rock opera". The London version was followed by a rather more successful Norwegian tour, and further performances of a Norwegian version in Holmenkollen, Oslo during the summer of 1994. "Which Witch" has, since its premiere in May 1987, been performed a total