Every season of It's Always Sunny in Philadelphia ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of It's Always Sunny in Philadelphia!

The guys hire Dee's friend, Terrell to promote the bar.  Meanwhile, Charlie tries to prove that he is not a racist.

The Gang Gets Racist

A girl from Charlie's past reveals they have a child together.  Mac sees the benefits in being a pro-life advocate, while Dennis uses an abortion rally to meet women.

Charlie Wants an Abortion

After reminiscing about high school, the guys conclude that it would be a public service if they allowed teens to drink in the bar, thus providing a safe and controlled environment for teens to party. Feeling that she missed out on a lot as a teenager due to having to wear a brace for her scoliosis, Dee begins dating a high school jock.

Underage Drinking: A National Concern

After discovering that he might have cancer, Mac and Dennis attempt to find a woman who will sleep with Charlie.  In the midst of their search, Mac falls in love with a transsexual he meets at the bar named Carmen.  Overwhelmed by the extra workload that she had to take on since Charlie has taken a leave of absence, Dee tries to get Dennis to hire a recently out of work actress friend to help out.

Charlie Has Cancer

The guys buy a gun after the bar's safe is stolen.

Gun Fever

Mac and Dennis befriend a patron found dead at their bar in order to win the affection of his granddaughter.

The Gang Finds a Dead Guy

Charlie and Mac's old high school gym teacher is accused of molestation.

Charlie Got Molested

An accident that puts Charlie in a wheelchair opens up a window of possibilities for the gang. Meanwhile, Dennis and Dee’s estranged father reenters their life in hopes of starting anew with his children and soon discovers that he enjoys the lifestyle of their friends.

Charlie Gets Crippled

When the gang learns that they are in danger of losing their bar due to a zoning mishap, they resort to some outlandish and extreme methods to prevent that from happening. Meanwhile, Frank isn’t too happy when his wife returns to town.

The Gang Goes Jihad

After quitting their job due to Frank's continuing interference, Dennis and Dee decide to seek alternative income by going on welfare. Meanwhile, Mac and Charlie must now bear the consequences of their friends’ departures from the business.

Dennis and Dee Go on Welfare

Barbara hooks up with Mac to make Frank jealous, which leads to retaliation from Dennis.

Mac Bangs Dennis' Mom

Frank runs into an old adversary at the gym when he begins teaching Dee to box after she was robbed. Hoping to make some extra money on the side, Mac and Dennis make preparations for Charlie to compete in an underground street fighting match.

Hundred Dollar Baby

After being arrested for arson the gang is sentenced to do community service. Frank makes an effort to connect more with Dennis. Meanwhile, Charlie is also ordered to attend AA where he makes a startling discovery that might be beneficial in his ongoing quest to hook up with the Waitress.

The Gang Gives Back

Mac and Dee become uncomfortable when the rest of the guys decide to make some extra money by exploiting the similarities between a water stain and the Virgin Mary. A reunion with someone from the past, stirs up forbidden feelings within Dee.

The Gang Exploits A Miracle

Driven by Frank's insight into the world of politics, Dennis pursues a political career by running for office.

The Gang Runs for Office

Dennis and Mac make a decision to take away all rules concerning moral and behavioral etiquette at Paddy's after an argument about the Constitution. Frank uses the decision and it's following consequences to his own gain. Meanwhile, Charlie tries to convey his love for America by protesting while Dee attempts to reaffirm her goal of being an actress.

Charlie Goes America All Over Everybody's Ass

Dee receives e-mails from a stranger claiming to be her and Dennis' real father. Meanwhile, Mac decides to visit his father who is in prison.

Dennis and Dee Get a New Dad

Dennis joins up with an environmentalist group, but his altruistic intentions quickly sour when he's snubbed by the activists. Dee and Mac decide to raise a baby they find in the dumpster, but quickly find out that it's not nearly as fun as they thought it would be, and Frank and Charlie take the concept of recycling a bit too far.

The Gang Finds a Dumpster Baby

Mac, Dennis and Dee try out for the Philadelphia Eagles.  Also interested in becoming an Eagle is Liam and Ryan McPoyle's brother, Doyle.

The Gang Gets Invincible

After Barbara's death, Dee and Frank are unhappy to learn that she left them both out of the will, while Dennis inherits the mansion which he plans to turn into a party pad.

Dennis and Dee's Mom Is Dead

The McPoyles hold the entire gang hostage at Paddys while Frank is busy searching for his will in the air ducts.

The Gang Gets Held Hostage

Dee is shocked to learn that an overweight social outcast from her High School has become a rich and skinny fashion designer.

The Aluminum Monster vs. Fatty Magoo

A Korean restaurant owner threatens to get Paddy's kicked off the route for the city's annual pub crawl. The gang's response: War.

The Gang Solves the North Korea Situation

The gang agrees to sell Paddys when they get an offer that is too good to refuse, but it forces the bar's non-partners, Dee and Charlie to find new jobs.

The Gang Sells Out

Mac teams up with Frank and Charlie to create a public access newscast after he misses his chance at fame in the news. Meanwhile, Dennis and Dee try to make it big in the club scene.

Frank Sets Sweet Dee On Fire

Dee gets involved with a famous local rapper who might be mentally challenged, and whose success inspires the rest of the gang to start a band.

Sweet Dee's Dating a Retarded Person

After Mac arrives to the bar with scratches on his neck and exhibiting strange behavior, Frank comes to the conclusion that he is the serial killer terrorizing young women in Philadelphia. Frank sets out with his trusty chainsaw and a doubtful Charlie to find evidence to implicate Mac in the murders. In search of another suspect, Dennis and Dee do a little role-playing in order to help themselves better understand who they might be dealing with.

Mac Is a Serial Killer

When Dennis is mistaken for a recently released child molester, he is more bothered by the fact that the guy is overweight rather than him being a sex offender.  Meanwhile, Mac tries once again to bond with his ex-con father, who shows an interest in Dee.

Dennis Looks Like a Registered Sex Offender

After stumbling upon a kilo of cocaine, the gang is forced to pay off a $25,000 debt to the mob. Mac becomes a mob informant, while Frank pimps out Dennis as an escort at the local country club. Charlie stumbles upon an opportunity to sell illegal narcotics.

The Gang Gets Whacked (1)

While paying off their debt to the mob, Charlie and Dee try to find a way to make fake cocaine in order to fool them, while Dennis ranks in thousands of dollars being pimped out at the local country club. Mac realizes his position as a mob informant isn't being utilized to its full potential.

The Gang Gets Whacked (2)

Mac and Dee become vigilantes in order to remove the homeless from their neighborhood, while Frank and Dennis impersonate police officers.

Bums: Making a Mess All Over the City

In the season finale, Charlie accidentally puts Paddy's up as a prize for a dance marathon, which prompts the gang to enter the competition in order to save their bar.

The Gang Dances Their Asses Off

Charlie and Dee have been stealing Frank's delicious meats, so Frank leaves out human meat to get back at them. Driven by their cannibalistic needs, Charlie and Dee go in search of human flesh. Mac and Dennis harass Frank for hunting defenseless animals and think it would be much more badass to hunt something that could fight back ... like a human.

Mac and Dennis: Manhunters

Charlie, Mac, and Dennis formulate a plan to take advantage of the rising gas prices. By purchasing excess amounts now, they can sell it in the future and profit. As usual, things don't go as planned. Dee is also out to make money when she learns that Bruce is going to give the family fortune to a Muslim cultural center. She and Frank try to stop him and get the cash for themselves.

The Gang Solves the Gas Crisis

Due to the gang's latest "business expenses," Paddy's is in dire need of money. Frank buys a billboard to advertise the bar, but Dee decides to create a viral video to post on YouTube for promotion. Charlie quickly joins her, leaving Frank and Mac to hold a contest for some hot models to feature on the billboard. Naturally, Dennis joins the competition to prove his worth.

America’s Next Top Paddy’s Billboard Model Contest

Charlie finds out that the waitress has been seeing someone. He calls on Mac, his so-called best friend, to find out more information about the guy and to beat him up. However, it turns out that Mac is the guy the waitress has supposedly been seeing. Dennis, heartbroken that he's not Charlie's best friend, tries to win him over.

Mac’s Banging the Waitress

Part 1 of 2. Mac and Charlie fake their deaths to avoid the wrath of Mac's father who was released from prison and is out for vengeance.

Mac and Charlie Die (1)

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

Mac and Charlie Die (2)

Charlie and Frank awake to find poop in their bed. Neither will confess to being the owner, so they, Mac, and Dennis try to scientifically deduce who dropped the deuce. Dee wants to do something a bit more sophisticated, so she invites the waitress and Artemis to a girls' night out.

Who Pooped the Bed?

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

Paddy’s Pub: The Worst Bar in Philadelphia

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.

Dennis Reynolds: An Erotic Life

After Dee suffers a heart attack, she and Dennis try to live a healthier lifestyle. Meanwhile, Charlie and Mac take corporate jobs to get health insurance.

Sweet Dee Has a Heart Attack

The gang fudge history by claiming that Paddy's Pub was responsible for cracking the Liberty Bell in an attempt to turn their dive into a Philadelphia landmark.

The Gang Cracks the Liberty Bell

Hoping to make their own dreams come true, the gang sets out to give an unexpected family an extreme home makeover.

The Gang Gets Extreme: Home Makeover Edition

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

The Nightman Cometh

Dennis, Mac, and Frank go into real estate, while Dee sets out to be a surrogate for a wealthy couple. Charlie gets into it with an attorney over the law.

The Gang Exploits the Mortgage Crisis

The gang tries to expand their horizons by going on a road trip to the Grand Canyon.

The Gang Hits the Road

With a shantytown taking shape outside, Mac and Dennis try to keep Paddy's going in tough times. Meanwhile, Frank and Dee start a family business.

The Great Recession

Frank's behavior is more bizarre than usual---so bizarre that even the gang notice---so they decide to stage an intervention.

The Gang Gives Frank an Intervention

The waitress is getting married, Dee is jealous that she's beating her to the altar, so she tries to derail the wedding.

The Waitress Is Getting Married

The gang describes the trials and tribulations they went through, during game five of the World Series, in hopes the judge will clear them of all the citations they received.

The World Series Defense

The gang puts together a wrestling show for returning troops. Meanwhile, Dee finally meets the soldier that she has been communicating with over the internet.

The Gang Wrestles for the Troops

The gang decides to expand their business by developing a number of products that they could sell at Paddy's pub.

Paddy's Pub: Home of the Original Kitten Mittens

Mac and Dennis decide that they need to spend some time away from each other. Meanwhile, Charlie helps Dee search for her cat.

Mac and Dennis Break Up

Dennis reveals his foolproof system for seducing any woman to the rest of the gang, but they don't grasp the concept.

The D.E.N.N.I.S. System

When Dee gets a part in the new M. Night Shyamalan film, Mac and Charlie seize a chance to pitch their movie script.

Mac and Charlie Write a Movie

After being banned for 10 years from a local drinking competition appropriately named "Flipadelphia," the gang tries to reignite their old rivalry with another local bar. Finding that they are in need of some serious practice, the guys head to Dennis' old fraternity house at the University of Pennsylvania to get their game up to speed while Dee hones her skills on her own. Frank wears skinny pants.

The Gang Reignites the Rivalry

Mac defends traditional marriage, while the rest of the gang reaps the rewards of wedded bliss.

Mac Fights Gay Marriage

Marital bliss turns into business, as the gang experiences the emotional and economic hardships of divorce.

Dennis Gets Divorced

The gang attempts to find adventure on the sea after they purchase their 'new' boat.

The Gang Buys a Boat

Mac finally gets his big break after correctly answering a trivia question on the radio. While Frank, Dennis, and Dee take their bar-banter to the internet with their own podcast.

Mac's Big Break

Rejected from a pool club, Mac and Charlie set out fix an abandoned pool to help cope with the Philly heat wave. Meanwhile, Dennis and Dee go about dealing with the heat in a different way.

Mac and Charlie: White Trash

Mac's mother is left homeless after she burns down her house, which leaves Charlie and Mac with no choice but to make new living arrangements; when Dee feels under the weather, Frank tries to muster his paternal instincts to care for her.

Mac's Mom Burns Her House Down

The gang gets a real scare after Dee reveals she's pregnant, forcing the guys to recall their last hazy Halloween party to determine who the father is.

Who Got Dee Pregnant?

A blast from the past prompts the guys to expand membership, and Dee to re-consider her future.

The Gang Gets a New Member

Motivated by the drama teacher who inspired her, Dee takes a job as a substitute teacher, and exposes her students to the culture of Paddy's with a field trip to see the Gang's take on the Lethal Weapon series: Lethal Weapon 5.

Dee Reynolds: Shaping America's Youth

Keeping the basement rodent-free drives Charlie to the brink. The gang throws Charlie a surprise party.

Charlie Kelly: King of the Rats

En route to Atlantic City for a charity event, Mac, Frank and Dee get lost. Meanwhile, Dennis and Charlie hitch a ride to town.

The Gang Gets Stranded in the Woods

Dee's blessed event is fast approaching but the father's identity remains a mystery---to the gang, at least. So they throw a party and invite all of Dee's former flings.

Dee Gives Birth

After years of being mistreated by Frank during the holiday season, Dennis and Dee decide to teach him a lesson. Meanwhile, Mac and Charlie reflect on their childhood Christmases, and realize that they were not as joyous and wonderful as they remembered.

A Very Sunny Christmas

With Frank intent on marrying a prostitute, The Gang tries to make the best of it by attempting an image makeover to uncover the heart of gold that exists deep inside Frank’s “pretty woman.”

Frank's Pretty Woman

Dee and Dennis take the gang to their favorite childhood vacation spot where things aren't quite how they remember. While Dee and Dennis see the seedy side of the Jersey Shore, Mac, Frank and Charlie have the nights of their lives.

The Gang Goes to the Jersey Shore

Frank finds himself in the child beauty-pageant business and fears that people might think that he's in it for the wrong reasons. Meanwhile, Dee wages war on stage moms, and Mac, Dennis and Charlie think they have found a contestant to back.

Frank Reynolds' Little Beauties

Dee faces an IRS audit over her claim that the baby she carried as a surrogate is her dependent, while the guys decide to run the bar in an unemotional, democratic manner rather than their typical method of shouting and personal attacks.

Sweet Dee Gets Audited

When Frank's long lost brother Gino shows up at the bar, the two of them tell the gang about the jazz club they ran in the 1960s and 70s, and how they fell out over Shadynasty, a singer who was the love of both of their lives.

Frank's Brother

As a hurricane threatens Philadelphia, Mac, Dennis and Charlie go to a mall to buy supplies and check out the large breasted TV reporter broadcasting from there, while Frank and Dee prepare Paddy's, and its basement bunker, for the storm.

The Storm of the Century

The gang plays the most twisted board game ever. Dee and Dennis face Mac, Charlie and Frank.

Chardee MacDennis: The Game of Games

The gang uses the Internet to cyber-stalk their prey. Frank tries to drum up business for Paddy's with a viral video.

The ANTI-Social Network

The Gang's plan to "extract" an "artifact" from a residence is jeopardized when the owners turn out to be home. Having not been noticed on the way in, they must make a plan to get the same result for the way out.

The Gang Gets Trapped

Step inside the confession booth with Mac as he tells a befuddled priest why his fatness is the fault of the other members of The Gang.

How Mac Got Fat

Traffic problems as a result of the President's visit to Philadelphia makes it difficult for the gang to see the summer's biggest film, "Thunder Gun Express".

Thunder Gun Express

The gang have much to prove when they attend their high-school reunion. They meet old friends and make new foes as they stroll down memory lane.

The High School Reunion (1)

The gang come up with a new plan to buff their tarnished high-school reputations at their reunion.

The High School Reunion (2): The Gang's Revenge

Dennis and Dee's ailing grandfather Pop-Pop is wasting away in the hospital, and they have to decide whether or not to pull the plug. But things get complicated when The Gang learns of Pop-Pop's history as a Nazi, and Mac, Charlie and Frank set off in search of the old man's spoils from the war.

Pop-Pop: The Final Solution

With the garbage men of Philadelphia on strike, Frank concocts a plan to undercut the union and get the contract to collect the city's trash.

The Gang Recycles Their Trash

The gang make a disturbing discovery after crashing Maureen's wedding.

The Maureen Ponderosa Wedding Massacre

Charlie and Dee become romantically involved with two members of a wealthy family, which arouses jealousy in Mac, Dennis and Frank.

Charlie and Dee Find Love

The Gang gets Freudian as they step into the therapist's office to work through their mountain of issues, but when Dennis thinks he has everyone figured out, the shrink turns the tables on him and exposes the insanity in his unique brand of pop psychology.

The Gang Gets Analyzed

Mac, Charlie and Dee struggle with their faith as Charlie's mom fights cancer. Meanwhile, Frank loses his memory amidst a search for buried treasure.

Charlie's Mom Has Cancer

With Charlie under his wing, Frank cleans up so he can get his hands dirty and help out his old company with one last big merger. An unwritten rule of the bar gets the rest of the gang caught up in a case of mistaken identity.

Frank's Back in Business

After slipping into an unhealthy obsession with computer games, The Gang wrestles to define the difference between the real and the virtual worlds.

Charlie Rules the World

Every member of The Gang has something to celebrate at Guigino's, Philly's finest eatery, but when Mac and Dennis' private dinner is interrupted by an unexpected sighting of Frank and Charlie, the in-fighting begins. Dee also turns up at a table for one, and over the course of the night, the "one-ups-manship" soars to new heights.

The Gang Dines Out

Court is in session at Paddy's Pub as Frank and Dennis present their cases to the rest of the gang, resulting in a verdict that will change their lives FOREVER... but not really.

Reynolds vs. Reynolds: The Cereal Defense

The gang attempts to cheer up a deeply depressed Dee, realizing they are the cause for her predicament.

The Gang Broke Dee

After Frank appears on Local Television advocating gun ownership, the rest of the gang takes a look at the ownership process and alternatives to find a common ground on this still heated issue.

Gun Fever Too: Still Hot

Tired of failing to be recognized for their years of service in the bar industry, the gang changes their ways to give the patrons what they think they want.

The Gang Tries Desperately to Win an Award

The gang does their best to recoup their investments in questionable schemes by dumping their losses on Ben the soldier while trying to avoid being duped again by whatever mastermind is pulling their strings.

Mac and Dennis Buy a Timeshare

Everyone in the gang gets a day to do what they want while everyone else in the gang must participate willingly. This is Mac's Day... and its got twice the "Mac".

Mac Day

A routine trip to a convenience store places the gang in the middle of an armed robbery.

The Gang Saves the Day

The gang voluntarily quarantine themselves inside of Paddy's in an attempt to keep their singing voices pristine for an upcoming competition when a severe flu outbreak sweeps Philadelphia.

The Best Seasons of It's Always Sunny in Philadelphia

The Best Seasons of It's Always Sunny in Philadelphia

Season 5

Season 9

Season 4

Season 12

Season 3

Season 2

Season 8

Season 10

Season 11

Season 7

Season 6

Season 16

Season 1

Season 15

Season 14

Season 13