The famous American soap opera “Leading Lights”, which was first broadcasted on the National Broadcasting Corporation on January 25, 1937, and played continuously in a 15-minute episode. In 1952, it was changed to a TV series broadcast on CBS. By the end of September 18, 2009, it has been broadcast for 72 years, and the total broadcast of 18262 episodes
The reason for the end is that the starring is really impossible, and the applicant is applied to the show to die. This TV series has been included in the Guinness Book of World Records as the longest-running TV series in the world.