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

Rob McElhenney told his co-star Glenn Howerton he was dating Kaitlin Olson in the most It's Always Sunny in Philadelphia way, ...

Those who have seen It’s Always Sunny In Philadelphia surely know it’s not exactly a family-friendly show. The Paddy’s Pub ...

There are some seasons where we’re like ‘oh, I can’t do this anymore.’ But there are other seasons where everyone is just really stoked and excited to be there.” ...

In a profile interview from earlier today, It's Always Sunny in Philadelphia creator Rob McElhenney explained why he now goes by "Rob Mac." ...

We’re different people — so different from the characters ... Glenn Howerton, Rob McElhenney, Kaitlin Olson, Danny DeVito and Charlie Day in Season 2 of “It’s Always Sunny in Philadelphia ...

Iconic actor and creator of It's Always Sunny in Philadelphia, Rob McElhenney, revealed that the show's premise came from a ...

Actor Glenn Howerton didn't even pretend to be happy when he found out that roommate Rob McElhenney was dating Kaitlin Olson, one of their costars on It's Always Sunny in Philadelphia, early in ...

Rob McElhenney in ‘Volunteers’, the ‘It’s Always Sunny in Philadelphia’ crossover episode of ‘Abbott Elementary’ (Disney/Gilles Mingasson) “When the Sunny characters go into the ...

Rob McElhenney shared how he and wife Kaitlin Olson are supporting Ryan Reynolds and Blake Lively amid the pair’s ongoing ...