Season Five of It's Always Sunny in Philadelphia premiered on September 17, 2009.
Episodes
| # |
#
|
Title
|
|
|
Airdate
|
|
|
|
| 46 |
1
|
The Gang Exploits the Mortgage Crisis
|
|
|
September 17, 2009
|
|
|
|
| 47 |
2
|
The Gang Hits the Road
|
|
|
September 24, 2009
|
|
|
|
| 48 |
3
|
The Great Recession
|
|
|
October 1, 2009
|
|
|
|
| 49 |
4
|
The Gang Gives Frank an Intervention
|
|
|
October 8, 2009
|
|
|
|
| 50 |
5
|
The Waitress is Getting Married
|
|
|
October 15, 2009
|
|
|
|
| 51 |
6
|
The World Series Defense
|
|
|
October 22, 2009
|
|
|
|
| 52 |
7
|
The Gang Wrestles for the Troops
|
|
|
October 29, 2009
|
|
|
|
| 53 |
8
|
Paddy's Pub: Home of the Original Kitten Mittens
|
|
|
November 5, 2009
|
|
|
|
| 54 |
9
|
Mac and Dennis Break Up
|
|
|
November 12, 2009
|
|
|
|
| 55 |
10
|
The D.E.N.N.I.S. System
|
|
|
November 19, 2009
|
|
|
|
| 56 |
11
|
Mac and Charlie Write a Movie
|
|
|
December 3, 2009
|
|
|
|
| 57 |
12
|
The Gang Reignites the Rivalry
|
|
|
December 10, 2009
|
|
|
|
