what is the longest running show in television history
The Simpsons
title: The Simpsons text: longest-running sitcom (animated or live action) in the United States. In 2009, "The Simpsons" surpassed "The Adventures of Ozzie and Harriet"s record of 435 episodes and is now recognized by "Guinness World Records" as the world's longest running sitcom (in terms of episode count). In October 2004, "Scooby-Doo" briefly overtook "The Simpsons" as the American animated show with the highest number of episodes (albeit under several different iterations). However, network executives in April 2005 again cancelled "Scooby-Doo", which finished with 371 episodes, and "The Simpsons" reclaimed the title with 378 episodes at the end of their seventeenth season. In May title: Sitcom text: ran from 1951 to 1957 on CBS, was the most watched show in the United States in four of its six seasons, and was the first to end its run at the top of the Nielsen ratings (an accomplishment later matched only by "The Andy Griffith Show" in 1968 and "Seinfeld" in 1998) . The show is still syndicated in dozens of languages across the world, and remains popular, with an American audience of 40 million each year. Colorized edits of episodes from the original series have aired semi-annually on the network since 2013, six decades after the series aired. title: The Tonight Show text: Ernie Kovacs during the Steve Allen era and Joan Rivers, Garry Shandling and Jay Leno during Johnny Carson's stewardship (along with dozens of occasional substitutes), although the practice has been abandoned since Carson's departure, with hosts preferring reruns to showcasing potential rivals. "The Tonight Show" is the world's longest-running talk show, and the longest-running, regularly scheduled entertainment program in the United States. It is the third-longest-running show on NBC, after the news-and-talk shows "Today" and "Meet the Press". Over the course of more than 60 years, "The Tonight Show" has undergone only minor title changes. It aired under the name title: History of The Simpsons text: into a film. The script was re-written over a hundred times, and this creativity continued after animation had begun in 2006. The film was a box office success, and received overwhelmingly positive reviews. "The Simpsons" eventually became the longest-running American sitcom, the longest-running American animated program, and in 2009 it surpassed "Gunsmoke" as the longest-running American primetime, scripted television series. Since its debut on December 17, 1989, the show has broadcast episodes and its 30th season started airing on September 30, 2018. When producer James L. Brooks was working on the television variety show "The Tracey Ullman Show" for the title: Jerry Seinfeld text: HBO. Seinfeld created "The Seinfeld Chronicles" with Larry David in 1988 for NBC. The show was later renamed "Seinfeld" to avoid confusion with the short-lived teen sitcom "The Marshall Chronicles". By its fourth season, it had become the most popular and successful sitcom on American television. The final episode aired in 1998, and the show has been a popular syndicated re-run. Along with Seinfeld, the show starred "Saturday Night Live" veteran Julia Louis-Dreyfus and experienced actors Michael Richards and Jason Alexander. Alexander played George, a caricature of Larry David. Seinfeld is the only actor to appear in every episode of