In the following post, McElhenney shared a look of a very familiar face who has a very permanent place in the actor's life: The Nightman, from rock opera S04E13 "The Nightman Cometh." The classic ...

It's Always Sunny in Philadelphia S04E13 "The Nightman Cometh!" Here's a look ... wonder if we'd still be able to do that. I hope the answer is yes because if you're paying attention, we're ...

And this year, the network is making comedy history when the It’s Always Sunny in Philadelphia gang ... crossover event live? Of course you do! If you have a cable subscription that includes ...

We may earn a commission when you click on or make purchases via links. The series was also co-created by Charlie Day, another one of the creators of It’s Always Sunny in Philadelphia ...