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
Soap opera the network cancelled "Neighbours", it was immediately picked up by Channel Ten, which revamped the cast and scripts slightly and aired the series in the 7.00 p.m. slot starting 20 January 1986. It initially attracted low audiences, however after a concerted publicity drive, Ten managed to transform the series into a major success, turning several of its actors into major international stars. The show's popularity eventually declined and it was moved to the 6.30 p.m. slot in 1992. In January 2011 it moved to Eleven and is Australia's longest-running soap opera. The success of "Neighbours" in the 1980s prompted the