<Tr> <Th_colspan="2"> External links </Th> </Tr> <Tr> <Th> Website </Th> <Td> www.fxnetworks.com/shows/its-always-sunny-in-philadelphia </Td> </Tr> <P> It's Always Sunny in Philadelphia is an American television sitcom that premiered on FX on August 4, 2005 . It moved to FXX beginning with the ninth season, and has remained there since . It was created by Rob McElhenney, who developed it with Glenn Howerton . It is executive produced and primarily written by McElhenney, Howerton, and Charlie Day, all of whom star alongside Kaitlin Olson and Danny DeVito . The series follows the exploits of "The Gang", a group of debauched self - centered friends who run the Irish bar Paddy's Pub in South Philadelphia . </P> <P> The series was renewed for a twelfth season that premiered on January 4, 2017 . On April 1, 2017, the series was renewed for a thirteenth and fourteenth season, which will tie it with The Adventures of Ozzie and Harriet as the longest running live - action sitcom in American TV history . </P>

Who produced it's always sunny in philadelphia
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