After 18 months in jail, our Trailer Park Boys, Ricky (Robb Wells) and Julian (Jean Paul Tremblay), head back home to Sunnyvale Trailer Park aiming to get their lives back together again.

Fed up with all their demands and complaints, Julian tells everyone that he is leaving the trailer park. Ricky, who has been living in Julian's car on his front lawn, has one week to find a new place to live.

In desperate need of $2,000 to buy some hydroponics gear for his dope-growing business, Ricky reluctantly agrees to star in one of J-Rock's (Jonathan Torrens) amateur porn films to be shot in J-Rock's trailer.

Julian introduces his beloved neighbor, Mrs. Peterson, an elderly widow who believes Julian is her grandson. Julian agrees to mind Mrs. Peterson's dog Sparky while she undergoes surgery, but later leaves the dog with Ricky in order to run an errand. The situation quickly deteriorates when Sparky ...

Weary of Lucy's continued attempts to seduce him, Julian decides to play matchmaker and convinces Ricky to marry Lucy. Providing Ricky with the means to do so, however, proves to be more complicated.

In order to ensure his plan succeeds, Julian takes over the preparations for Ricky and Lucy's wedding. In order to provide food for the wedding feast, Julian teams up with Bubbles, Cory, and Trevor to rob a local grocer.

After nearly six months of jail time, Ricky and Julian return to find that Sunnyvale is a disaster; Randy has left Lahey and is now involved with Lucy, while Lahey is now in a constant state of depression and insobriety. Meanwhile, Julian and Ricky have a new scheme to sell dope to the local pris...

Still reeling (and drunk) from losing Randy to Lucy, trailer park supervisor Jim Lahey is confronted by an angry mob of park residents who are fed up with burning cars, uncollected trash and bottle-throwing kids roaming the park. They demand he take action to clean up the park or lose his job. Th...

Julian's prison guard contacts tell him that they need much more dope than they thought. Ricky freaks. The only way he can meet the demand is to buy more dope-growing equipment, but that's expensive.

Ricky's entire dope operation is threatened by an infestation of 'black things' that covers all but six of his plants.

Door-to-door Bible-selling salesman Hampton and his diabetic daughter Tanya visit the park to convert the heathen, or failing that, sell lots of Bibles.

After constant power interruptions at the same time every night, Lahey and Randy suspect that Ricky and Julian are up to something.

It's Freedom 35 day, the day when Julian will sell all the dope to the prison guards. It's also a big day for Ricky. Not only will he be rich, he'll also have his grade ten, assuming he passes his exam. Adding to Ricky's stress, Cyrus will also be taking the exam.

After their release from prison, Ricky and Julian are not only free men, they're rich, thanks to their huge dope sale to the prison guards at the end of last season.

Ricky is broke again and back living in his car. Julian refuses to loan him any money to buy weed. Bubbles can't loan Ricky anything either as all his money is tied up with Julian's long-term investments.

Having lost all his money on the vodka operation, Julian is flat broke. Needing cash, but not wanting to go back to jail, Julian realizes he has to come up with a new plan.

J-ROC shoots a music video in the park to help promote his new CD "J-ROC And Friendz". The "Friendz" include such artists as Dr Dre, NWA and Moncton recording artist Detroit Velvet Smooth.

Bubbles is beside himself with excitement when he hears that the legendary Canadian rock band RUSH will be playing a concert in town. RUSH is Bubbles's favourite rock band, and Alex Lifeson is his favourite guitar player.

As part of his ongoing strategy to commit several small crimes rather than try for the big score, Julian comes up with the plan to remarket barbeques. Ricky, always ready to take Julian's plans one step farther, enlists the support of his daughter Trinity and her friends from the Junior Achievers...

The Boys are playing a game of road hockey in front of Mr. Lahey's trailer. It's a difficult day for Mr. Lahey, as it's the anniversary of his dismissal from the police force.

When he realizes that he has no ticket for the upcoming cruise and is being evicted from the trailer park, Ricky is determined to go back to jail.

After Ricky's botched bank machine robbery in the last episode of season three, Julian, Mr. Lahey and Randy end up where Ricky should have been – in prison.

Julian and Bubbles get out of the drunk tank and come home to Sunnyvale Trailer Park only to discover that Ricky has run up thousands of dollars of debt in Julian's name.

Julian is trying to get some sleep in his empty trailer (the furniture was moved out long ago to make room for dope plants) and has to sleep on the floor and cover himself with an old bear rug.

Today is Lahey's day. Despite the fact that he is no longer the Sunnyvale Trailer Park Supervisor, it seems that Jim Lahey has won the prestigious International Trailer Park Supervisor of the Year Award and they're presenting him with the award today.

Mr. James Lahey is once again the Sunnyvale Trailer Park Supervisor and is savouring every moment. He's already holding a bake sale to raise money for a fund that he can use at his discretion for the betterment of Sunnyvale.

Something or someone has been stealing - or possibly eating - weed from the Boys' dope fields. The Boys stake out the field at night to get to the bottom of the problem.

The Boys are excited. The dope is ready to harvest and J-Roc and DVS have presented them with a plan to sell it at a Snoop Dogg concert in Moncton. All the guys have to do now is harvest their weed, put it in a truck and deliver it.

Beginning immediately where the previous episode left off, the arrow strikes and the propane-soaked trailer explodes.

After a brief stint in jail, Ricky, Julian and Bubbles make a return to Sunnyvale Trailer Park in style. Unfortunately, while the Boys were incarcerated, Trevor and Cory have lost the park-buying fund, and Lahey and Randy have bought Julian’s trailer with crime proceeds.

Cory and Trevor start working for Julian since the restraining order prevents them from working for Ricky. Julian, Cory, and Trevor steal hash from Cyrus, Terry, and Dennis and hatch a plan to hide it all until they can find a buyer.

Ricky, Julian and Bubbles hide all of their hash by turning it into a driveway for Ray’s trailer. Ray’s addiction to gambling and liquor gets even worse. Ricky barbecues for his family, with devastating effects.

Ricky, Julian and Bubbles help Ray find a new home after his trailer has burned down from a fire which Ricky caused, however it is Bubbles who is getting the blame.

Bubbles pretends to be a spaceman when the boys steal a rocket set. Ray reveals Lahey’s secret.

Ray and Bubbles star in another one of J-Roc’s greasy porn films titled J-Roc’s Greasy Trailer Park Girls Gone Wild. Lahey and Randy confiscate J-Roc’s porno tape, which contains evidence to get Ray busted for disability fraud.

Ricky attempts to go back to school but ends up getting a job as a janitor at Dartmouth Regional Vocational School, where he sells dope to students. Lahey, meanwhile, has visions of “the winds of shit” that imply bad things will happen.

Julian’s biggest money-making scheme involves smuggling the hash using the shopping carts at a local mall. Ricky lets Trinity drive the shitmobile.

Ricky bails Trinity out of jail. Lahey goes on a massive bender and tricks Cory and Trevor into telling him about the hash driveway.

Bailed out of jail by Randy, Cyrus and his gang head to Sunnyvale to go after Ricky, Julian, and Bubbles for getting them busted and taking their hash.

Bubbles opens the Kittyland Love Centre. Randy and Mr. Lahey break up. Ray gets kicked out of the park. J-Roc reveals that he's going to be a father, twice.

Randy invites everyone to a cheeseburger picnic. Ricky uses Trevor to help him with his newest venture. Lahey pretends to be drunk.

Channel 10 News comes to Sunnyvale to do live news segments on Kittyland and Cory and Trevor's convenience store.

Trinity may fail grade 6 because the boys lost her science project; a chicken named Oscar Goldman.

Mr. Lahey discovers video footage proving that Ricky, Julian and Bubbles got him fired from his job as a police officer nearly 20 years ago.

Lahey attends a hearing in hopes of becoming reinstated as a police officer. Sam takes Randy hostage. Ray becomes Assistant Trailer Park Supervisor.

With Cory and Trevor in a mental institution, Ricky and Julian hatch a new money-making scheme by stealing and reselling meat from the grocery store. Meanwhile, Lucy's pregnant and more demanding of Ricky. Desperate for cash, Julian takes a job delivering pizza. Ray discovers there's money to be ...

J-Roc and his crew are cashing in by stealing luggage at the airport and selling the merchandise travelers's bring home from Europe, and Julian wants in. Ricky finally realizes he couldn't be the father of Lucy's baby and resolves to find out who she banged. No longer working with the boys, Bubbl...

Angered when Mr. Lahey doesn't finish their paperwork for search warrants against Julian and J-Roc, officers George Green and Ted Johnston attempt to kill him, Randy, and Phil Collins. Lahey hatches a scheme to have Green and Johnston arrested, but will Ray go along with it?

Ray and Bubbles travel to Maine to cash in on recycled shopping carts and use the opportunity to attend a nearby model train convention where famed heavy-metal singer Sebastian Bach is scheduled to appear. Things go awry when Ray gets busted for soliciting prostitution and their truck is seized, ...

Julian and Sebastian Bach hatch a scheme to smuggle Ricky's marijuana into the United States using Patrick Swayze's oversized model train. The Boys, now without Cory and Trevor, have to rely on Jacob and his loser friends to do their dirty work; Jacob develops an obsession with Julian and begins ...

Searching the woods for Jacob and his friends after their disappearance, Ricky, Julian, and Bubbles make the grim discovery of Julian's 1987 Monte Carlo in the river, emptied and with the seat covers stripped off. A series of flashbacks show how Jacob and his friends had already escaped the car a...

Phil Collins and Randy are busy with the final preparations before the opening of "The Dirty Burger", highlighted by a bicycle stunt in which Randy jumps over a giant cheeseburger. A dispute over money ends with Sam Losco kidnapping Phil. Jacob's hot-headed older brother Thomas arrives in Sunnyva...

Randy and Mr. Lahey get back together with the help of the liquor. Randy tries to break off his engagement to Lucy. Meanwhile, the news media is circulating a sketch of the suspect wanted (apparently by the FBI) for stealing the Swayzie Express, and it looks a lot like Bubbles.

The boys begin the smuggling operation. After begging Julian, Jacob is allowed to rejoin the crew, which, much to Ricky's chagrin, also includes a newly-reconstructed Conky. Although the boys are still wary of the doll, Conky makes an effort to regain their trust by buying them food for camping a...

The boys' plan to smuggle marijuana to Sebastian Bach in the United States concludes. As usual, things don't go quite as planned. Ricky ends up facing a difficult decision, as someone has to take the fall when the authorities show up.

Julian, Ricky and Bubbles each have new moneymaking schemes, Jim Lahey is on the verge of retiring and Randy has a new assistant, Don.

Julian offers to partner with Barb so that she can keep the trailer park, but they need Lahey's cooperation over his deciding one percent share.

Julian enlists J-Roc and Sarah’s aid to turn his bar into a strip club. Ricky is not pleased and in utter shock when he finds out that his daughter Trinity is pregnant.

When Orangie, Ricky’s goldfish, dies after being given too many shooters, Julian and Bubbles try to replace it with another before Ricky finds out.

Local TV celebrity Steve Rogers returns and rents Julian’s bar for his stag party, which gets out of hand and overflows into Bubbles’s Shed-and-Breakfast sheds.

Bubbles’ attempts to clear up a crab infestation in his sheds and on his kitties cause him embarrassment, and he’s arrested for indecent exposure.

Bubbles blames Ricky and Julian for getting him community service, so he makes them come along and help put on a “don’t do drugs” show for kids. Mr Lahey gets some relief from the tablets Julian provided, but Randy finds out.

When the compressor air conditioner breaks, Bubbles has to turn his sheds into an industrial honey oil manufacturing complex to save Ricky’s weed.

While being filmed by George Green, Bubbles gets his oil production going, aiming to make enough money to buy the trailer park for Barb and Julian.

The boys sell their entire honey oil output to Sebastian Bach, but to seal the deal for the trailer park, Julian has to do something truly terrible.

Julian and Ricky get out of jail and return to Sunnyvale Trailer Park, but when they arrive, they find nothing is as they left it.

Ricky tries to keep his family together despite not being allowed back in the park, while Julian and Bubbles try to get business going again.

Julian hatches a plan to secure a place to live while Ricky and his family struggle with their new life in the barn.

Julian and his crew have a motel auction while Ricky must track down a list full of baby items to keep his family together.

Ricky brings his grandson home to the motel, but it doesn’t go as planned, and Julian implements the first stage in his bid to get Sunnyvale back.

J-Roc struggles with his new role as a father, and Julian’s plan to get the park back earns Ricky a piece of Leslie’s wrath.

Mr. Lahey falls off the wagon on the day of Sunnyvale’s big appraisal, which Julian, Ricky, and the crew do their best to ruin.

Leslie puts Sunnyvale park under lockdown, Ricky holds an open house at the motel and Ricky also has an adventure in the woods.

Julian gets desperate in his attempt to reclaim Sunnyvale, Ricky finally might get his family back and Mr. Lahey falls further off the wagon.

It’s morning in Sunnyvale as Julian carries out the final stage of his big reverse psychology plan to get his beloved trailer park back.

While Julian celebrates the bar’s success and Ricky and Lucy try for a baby, a familiar face returns from jail to shake things up at the park.

Desperate for quick cash to fight the court case, the boys try to collect outstanding lot fees at the park, and consider a return to petty crime.

As Barb and her sidekicks try to strong-arm Mr. Lahey and Randy into testifying for her in court, the boys set out to case a fancy neighbourhood.

After handing over Trinity’s wedding money, Ricky swears off crime, but Julian talks him into one last job at the Denture King offices.

When a truck heist goes awry, the boys turn to Sam the Denture King for help. But a fight at his office quickly spirals out of control.

When Julian turns his bar into an all-inclusive casino, the ad made by Bubbles and Ricky stirs up trouble, and gets a celebrity’s attention.

A visit from Snoop Dogg and friends sets the trailer park abuzz, and Sunnyvale fan Tom Arnold fulfills a bucket-list dream with Bubbles.

Bubbles battles a bad case of nerves at his open mic gig, and Lucy weighs a startling offer from Tom Arnold.

Tom sets out on an adventure with Lucy, while Snoop tries Ricky’s new concoction and Mr. Lahey plots a diabolical mission.

Still shaken up, the gang gets ready for Trinity and Jacob’s wedding. Meanwhile, Barb struggles with a big decision about the park.