Plus, Charlie Day and Glenn Howerton tell TheWrap which other sitcom they'd love to cross over with after "Abbott Elementary.

The sitcom returns Wednesday with its 'Abbott Elementary' crossover. Whether you're a longtime fan or new to the series, The ...

Reintroducing Rob McElhenney. The It’s Always Sunny in Philadelphia and Welcome to Wrexham star is officially changing his ...

Mac's Tavern bar owned by "It's Always Sunny in Philadelphia" stars will close after 15 years It's the end of an era for Mac's Tavern on Market Street in Old City.

The Old City bar co-founded by "It's Always Sunny in Philadelphia" stars Rob McElhenney and Kaitlin Olson announced its closure on social media.

A new book about "It's Always Sunny In Philadelphia" details the outrageous sitcom's unlikely success, starring Glenn Howerton, Danny DeVito, Charlie Day, Rob McElhenney, and Kaitlin Olson.