Ricky and Julian are two guys whose lives were shaped by their experiences growing up in the Trailer Park. Their childhood was typical of most trailer park kids - stealing, fighting, smoking, drinking, scamming and listening to Van Halen. The Boys have had their share of trouble with the law and spend a large portion of their adult lives behind bars.
Sunnyvale is finally going to get some publicity for their new "Convenients Store" and Bubbles "KIttyland" as a TV reporter comes to Sunnyvale. Lahey goes to the dump and finds something surprising. Randy has a new fan.
Randy power trips as he tries to clean up the park. Lahey tries to get incriminating evidence against the boys, and finds just the thing he thinks he needs to get back on the police force.
The boys each have new moneymaking schemes, Jim Lahey is on the verge of retiring and Randy has a new assistant.
Julian offers to partner with Barb so that she can keep the trailer park, but they need Jim 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 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.
TV celebrity Steve Rogers rents Julian's bar for his stag party, which gets of out hand and overflows into Bubbles's Shed-and-Breakfast sheds.
Bubbles's attempts to clear up a crab infestation in his sheds and on his kitties cause him embarrassment, and he's arrested for indecent exposure.
Sentenced to community service, Bubbles insists that Julian and Ricky help him with a school puppet show. The Green Bastard teaches Ricky a lesson.
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.
Julian and Ricky get out of jail and return to the Sunnyvale Trailer Park, but when they arrive, they find that 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 lock-down, 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.
The boys try to profit from their latest scam of selling the meat that they have stolen from the grocery store. Meanwhile, Lucy is pregnant and Julian accepts a new job that is beneath him.
J-Roc organizes a gang of thieves who are stealing bags at the airport. We learn more about Lucy's unborn baby.
The boys help Lahey when his fellow police officers turn against him. Ray makes plans to return to the road.
Bubbles and the boys get to meet heavy metal singer Sebastian Bach when they travel to Maine to attend a model train convention.
The boys use Bubble's love for model trains when they make a plan to smuggle marijuana across the border into Maine. They send a team consisting of Jacob and his "crew" to scout the location, however the scouting team goes missing.
On a mission to find Jacob and his crew, the boys leave the relative safety of the trailer park for a dangerous adventure in the woods on the Maine border.
Randy and Phil Collins go into business together, opening a restaurant called "The Dirty Burger". Meanwhile, Barb Lahey finally finds out who is her secret admirer.
Randy and Lahey devise a scheme to make some fast cash. To fool the police, Bubbles uses a disguise.
The boys go ahead with their plan to smuggle marijuana across the border using a model train. What could possibly go wrong?
When the boys find themselves in trouble with the authorities it is up to Ricky to bargain for a deal. But, someone has to go to jail. Who will take the fall?
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 Lahey and Randy into testifying for her in court, the boys set out to case a fancy neighborhood.
After handing over Trinity's wedding money, Ricky swears off crime, but Julian tries to talk 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 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.