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
Screening of soap operas in Australia in the 1990s. "Passions" is an American soap opera that aired on the Seven Network from 2001 to 2008 and Seven affiliate Prime from 2001 to 2004. It originally began in a 3:00 pm time slot on weekday afternoons, before being shifted to a 9:30 am time slot in 2005. New episodes stopped airing in Australia later that year, as NBC Productions judged it too expensive to clear music rights for international distribution. "Passions" then moved into re-runs at a 2:00 am time slot. "Rituals" is an American soap opera that had a short run on Australian television and featured