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

In It's Always Sunny in Philadelphia season 2, episode 10, "Dennis and Dee Get a New Dad," Charlie and Mac's B-story also has a strong parental theme. In an attempt to impress Mac's incarcerated ...

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

I can only hope that one day the first 15 editions of Project Badass are released from the Always Sunny vault. Mac’s stuntman skills are more along the lines of backyard wrestling than Evel ...

The stars and executive producers of “It’s Always Sunny in Philadelphia” always prided themselves on the fact that their cocky, clueless characters never learned anything or evolved. But ...

Mac from FX’s long-running comedy It’s Always Sunny in Philadelphia has finally achieved his lifelong dream of playing catch with baseball star Chase Utley. The hilarious moment occurred at ...