In Wednesday's Season 17 premiere episode of "It's Always Sunny in Philadelphia," the "Abbott Elementary" cast gets to cuss — ...

"Beyond season 18, I don't know... it could quite possibly be the end," says the star and executive producer to THR about the ...

Stream it on demand and watch the full episode on or download the iWantTFC app via Google Play or the App Store. Watch more ...

It's Always Sunny in Philadelphia's new season 17 premiere episode is dedicated to Eric Biermann. Here's what we know about ...