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It's Always Sunny in Philadelphia S4E9 — Dennis Reynolds: An Erotic Life

8.1

It's Always Sunny in Philadelphia•Season 4•Episode 9

Dennis Reynolds: An Erotic Life

8.1/10 · 3,885 votesOct 23, 200823 min

Ranked #12 of 13 in Season 4•−0.5 vs season avg

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.

Directed byFred Savage

Written byGlenn Howerton, Rob Rosell, Scott Marder

Previous episodeE8 · Paddy’s Pub: The Worst Bar in Philadelphia Next episodeE10 · Sweet Dee Has a Heart Attack

Seasons18

All 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Season 4 Episodes13

Mac and Dennis: Manhunters still

Mac and Dennis: Manhunters

The Gang Solves the Gas Crisis still

The Gang Solves the Gas Crisis

America’s Next Top Paddy’s Billboard Model Contest still

America’s Next Top Paddy’s Billboard Model Contest

Mac’s Banging the Waitress still

Mac’s Banging the Waitress

Mac and Charlie Die (1) still

Mac and Charlie Die (1)

Mac and Charlie Die (2) still

Mac and Charlie Die (2)

Who Pooped the Bed? still

Who Pooped the Bed?

Paddy’s Pub: The Worst Bar in Philadelphia still

Paddy’s Pub: The Worst Bar in Philadelphia

Dennis Reynolds: An Erotic Life still

E9 8.1Now viewing

Dennis Reynolds: An Erotic Life

Sweet Dee Has a Heart Attack still

Sweet Dee Has a Heart Attack

The Gang Cracks the Liberty Bell still

The Gang Cracks the Liberty Bell

The Gang Gets Extreme: Home Makeover Edition still

The Gang Gets Extreme: Home Makeover Edition

The Nightman Cometh still

The Nightman Cometh

Cast5

Charlie Day

Charlie Day

Charlie Kelly

Glenn Howerton

Glenn Howerton

Dennis Reynolds

Rob Mac

Rob Mac

Ronald 'Mac' McDonald

Kaitlin Olson

Kaitlin Olson

Dee Reynolds

Danny DeVito

Danny DeVito

Frank Reynolds

Crew4

Glenn Howerton

Glenn Howerton

Writer

Fred Savage

Fred Savage

Director

Rob Rosell

Rob Rosell

Writer

S

Scott Marder

Writer

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Episode Summary

"Dennis Reynolds: An Erotic Life" is episode 9 of It's Always Sunny in Philadelphia season 4. It scored 8.1/10 from 3,885 votes, ranking #12 of 13 episodes this season (season average 8.6). Directed by Fred Savage and written by Glenn Howerton, Rob Rosell, Scott Marder, it aired on October 23, 2008.

Next: E10 · Sweet Dee Has a Heart Attack Best of Season 4