It's Always Sunny in Philadelphia

Season 4 Episode 9: Dennis Reynolds: An Erotic Life

After discovering Dennis' erotic memoir, Mac and Frank attempt to make some money off of it. Meanwhile, Dee and Charlie decide to spend a day in each other's shoes.

Genre:

Comedy

Seasons:

18

Episodes:

187

Cast:

Charlie Day, Glenn Howerton, Rob Mac

Quality:

HD

Duration:

23 min

First Air:

2005

Rating:

8.3