Season 4

The fourth season of It's Always Sunny in Philadelphia, premiered on FX on September 18, 2008. The season contains 13 episodes and concluded airing on November 20, 2008.

Season episodes list 4

S04E01

S04E01 : Mac and Dennis: Manhunters 8.19/10 (aired on 09/18/2008)

Charlie and Dee have been stealing Frank's delicious meats, so Frank leaves out human meat to get…
S04E02

S04E02 : The Gang Solves the Gas Crisis 8.69/10 (aired on 09/18/2008)

Charlie, Mac, and Dennis formulate a plan to take advantage of the rising gas prices. By purchasing…
S04E03

S04E03 : America's Next Top Paddy's Billboard Model Contest 8.29/10 (aired on 09/25/2008)

Due to the gang's latest "business expenses," Paddy's is in dire need of money. Frank buys a…
S04E04

S04E04 : Mac's Banging the Waitress 8.28/10 (aired on 09/25/2008)

Charlie finds out that the waitress has been seeing someone. He calls on Mac, his so-called best…
S04E05

S04E05 : Mac & Charlie Die (1) 8.49/10 (aired on 10/02/2008)

Part 1 of 2. Mac and Charlie fake their deaths to avoid the wrath of Mac's father who was released…
S04E06

S04E06 : Mac & Charlie Die (2) 8.29/10 (aired on 10/02/2008)

Part 2 of 2. Dennis, Frank, and Dee find unique ways of coping with the apparent loss of their…
S04E07

S04E07 : Who Pooped the Bed? 8.1/10 (aired on 10/09/2008)

Charlie and Frank awake to find poop in their bed. Neither will confess to being the owner, so…
S04E08

S04E08 : Paddy's Pub: The Worst Bar in Philadelphia 8.19/10 (aired on 10/16/2008)

A newspaper critic is kidnapped by the gang after he calls Paddy's pub the worst bar in…
S04E09

S04E09 : Dennis Reynolds: An Erotic Life 8.09/10 (aired on 10/23/2008)

After discovering Dennis' erotic memoir, Mac and Frank attempt to make some money off of it.…
S04E10

S04E10 : Sweet Dee Has a Heart Attack 8.39/10 (aired on 10/30/2008)

After Dee suffers a heart attack, she and Dennis try to live a healthier lifestyle. Meanwhile,…
S04E11

S04E11 : The Gang Cracks the Liberty Bell 7.69/10 (aired on 11/06/2008)

The gang fudge history by claiming that Paddy's Pub was responsible for cracking the Liberty Bell…
S04E12

S04E12 : The Gang Gets Extreme: Home Makeover Edition 8.29/10 (aired on 11/13/2008)

Hoping to make their own dreams come true, the gang sets out to give an unexpected family an…
S04E13

S04E13 : The Nightman Cometh 9.39/10 (aired on 11/20/2008)

In the season finale, Charlie gets the gang to help him put together a rock opera based on his song…