It's Always Sunny in Philadelphia's Rob McElhenney and Kaitlin Olson are a real Hollywood power couple, and here's why.

Want to retrace the steps of the Gang? Here's where the major locations of It's Always Sunny in Philadelphia were filmed.

I’m not gonna lie. I watched a lot of shows that I probably shouldn’t have when I was younger.

It's Always Sunny in Philadelphia actor, who played a sociopath in the sitcom, could've been Star Lord in Guardians of the ...

Kaitlin Olson’s It's Always Sunny audition wowed FX bosses, earning comparisons to Lucille Ball for her iconic comedic talent ...