The Big Bang Theory Becomes the Longest-Running Sitcom | POPSUGAR Entertainment
How It's Always Sunny in Philadelphia, the Longest-Running Sitcom on the Air, Keeps Up | Vanity Fair
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It's Always Sunny... is now the longest-running live-action comedy series in TV history
The Big Bang Theory Named Longest Running Sitcom
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It's Always Sunny in Philadelphia' renewed for four more seasons, making TV history | PhillyVoice
Two and a Half Men' and TV's longest-running sitcoms | CNN
It's Always Sunny in Philadelphia renewed for Seasons 13 and 14. One more and it'll be the longest-running live-action sitcom.
How Grace and Frankie, longest running sitcom on Netflix, encourages women to restart lives socially, sexually
Last of the Summer Wine finally runs dry after 37 years and 31 series | BBC One | The Guardian
It's Always Sunny in Philadelphia' now longest-running live-action TV comedy series
10 Longest-running TV Shows | HowStuffWorks
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Tonight, Sunny will become the longest running live action sitcom in TV history" - except for ones made outside the USA that ran much longer. : r/ShitAmericansSay
The Longest Running TV Show List
The Longest-Running Sitcom: Animated and Live-Action | Letter.ly
Two and a Half Men' and TV's longest-running sitcoms | CNN
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Russian version of Everybody Loves Raymond becomes the longest-running sitcom adaptation | Guinness World Records
Sitcom becomes nation's longest-running show - China - Chinadaily.com.cn
Always Sunny' is aiming to break the record for the longest live-action comedy series ever