Doug and Carrie Heffernan are a couple whose castle is invaded by Doug's father-in-law, who comes to live with them.

After seeing photos of Carrie's stout mother, Doug worries that Carrie will gain weight as well, and tricks her into starting a diet.

Doug is afraid he'll lose Carrie when her boss drives her home in his Jaguar and gives her tickets to see a famous cellist.

Doug learns a secret about Richie's wife after a disastrous dinner party.

Doug is uneasy when Arthur starts dating Doug's aunt, especially when the relationship becomes intimate--in his basement.

When Doug takes Carrie's dad out for the night, Carrie shows her appreciation in a very amorous way, which leads Doug to spend more time with Arthur.

Carrie has her engagement ring cleaned and learns that it's valuable, and the jeweller offers to buy it for $12,000.

Doug joins Carrie at a course on the Victorian novel, but can't get past the second page of "Jane Eyre".

Doug helps a sportswriter cheat on the driver's exam.

Carrie, Doug and Arthur languish at a crowded market on the day before Thanksgiving, while Arthur shames Carrie into planning a huge feast.

For Christmas, Arthur surprises Doug and Carrie with a new car--an appalling compact made in Luxembourg.

Carrie fixes up Spence with a co-worker, and everything is going fine until Doug offers Spence some advice on the relationship.

Doug fumes when he learns, before attending the wedding of a guy Carrie grew up with, that Carrie and the groom had sex once.

Doug can't seem to confront his new neighbors when their dog keeps Doug and Carrie awake all night.

Doug lies and tells Carrie that he's made big plans for her 30th birthday--and he then scrambles to make the arrangements at the last minute.

Arthur hits it off with a woman at a Valentine's Day dance for seniors.

When a cop who gave Carrie a traffic ticket asks her out on a date, Doug talks her into going out with him until their court date.

When the shift supervisor leaves for heart surgery, Doug is selected for the position, but despite the promotion, he hates the job. On top of that, Deacon feels he was overlooked because he's black.

A government holiday is anything but for Carrie, who spends it cleaning her kitchen, and for Doug, who spends it golfing--or trying to--with friend Ray Barone.

Doug is distraught by Carrie's indifference when she learns that his new trainee is a beautiful woman, so he tries to make her think something's going on.

Carrie asks Doug to join her at a dinner party for a Japanese client. But when he arrives ravenous after not eating all day, he discovers there's no dinner and tries to eat whatever he can find.

Carrie scolds Doug for inviting their pesky neighbors over--until she learns they want to offer their time-share in the Hamptons.

Doug and Carrie try desperately to ship Arthur off to friends for the weekend so they can enjoy some intimate time together, but no one's eager to take him.

Doug is ecstatic when Arthur moves out of the basement and gets his own apartment following an argument between the two men. But Carrie is saddened by her father's move and wants Doug to ask him to return.

Doug and Carrie feel pressure to have a baby after learning that a friend is pregnant. Meanwhile, Arthur recalls when Carrie was born.

Against Carrie's wishes, Doug buys a motorcycle which causes them to have a huge fight; Meanwhile, Arthur gets a job at a pretzel store.

Doug feels left out after Carrie becomes friends with a new neighbor.

Doug, while goofing off at work, accidentally ends up with a staple wound to the scrotum.

Deacon & Kelly ask Doug & Carrie to be the godparents of their baby; Arthur runs into trouble at the pretzel store when he is put in charge.

Carrie leaves the garage door open and Doug's big screen TV is stolen.

Arthur's inclusion at an outing to a Mets game creates problems for Doug.

Doug and Carrie, along with Deacon and Kelly, go on a weekend trip. While there, they find out that Deacon and Kelly have a very active sex life.

Doug and Carrie invite Ray and Debra Barone over for dinner.

A waitress flirts with Doug which causes him to start acting strange.

In an attempt to get away from Carrie's friends for Thanksgiving, Doug invites Spence over.

Due to financial trouble, Doug's bowling team must win the next game. Doug must help Carrie to improve her bowling ability or kick her off the team.

Carrie wants to invest Doug's Christmas bonus; Arthur competes with the neighbors about who has the largest yard decoration.

Carrie convinces Doug to be the best man at his cousin's wedding.

Doug has his old football teammates over; Meanwhile, Spence tries to get his revenge on the football players for what they did to him in high school.

Arthur is moved upstairs to Carrie's office once the weather gets cold, but have problems when the weather warms up and Arthur thinks his move was permanent.

When Carrie is caught cheating at a board game twice, they trace her cheating problem back to when she was a child.

Doug and Carrie recall the first time they met.

Doug and Carrie make new friends, and by a scheduling mix-up the new friends, and Deacon and Kelly end are invited to the same dinner party. And in the end, they have no friends.

Doug must keep up with Arthur while Carrie organizes his 75th birthday surprise party. When Doug loses Arthur, Carrie must find him.

Doug loses a lot of money when he and Deacon go to Atlantic City to gamble.

Doug becomes a Big Brother. Which leads him to running a 10K race to support heart disease; Carrie accidentally tells another Doug she loves him.

Doug gets pulled into a water filter scheme thanks to his neighbors.

Carrie forbids Doug to eat at his favorite Italian restaurant.

Doug shows his romantic side as Carrie thinks he has lost it; Arthur serves on a jury.

Doug and Carrie face problems when they try to decide where to go on vacation.

Carrie is turned on by an imitation of Rico done by Doug; Arthur tries to chronicle his own life story.

Carrie has Doug sign a congratulatory card for his boss' twenty years at the company and the whole thing blows up in Doug's face. Now, Fisker, the boss, wants Doug to participate in the banquet roast and Doug blames Carrie for this fiasco. He does rise to the occasion, however, and even manages to get some good laughs out of the audience. That is, until he starts to tell some jokes that hit a little too close to home.

Doug vows to lose 30 pounds.

Carrie decides to return to college, with very little time to get things done.

Doug feels the urge for a new car and against Carrie's advice buys it for himself only to find out moments later that the workers at the IPS company are going on strike. He unsuccessfully tries to return the car, forcing Carrie to work major overtime to compensate for his mistake.

With no end to the IPS workers strike in sight, Doug tries substitute teaching at his sister Stephanie's school.

Doug and Deacon, who are out of work because of a strike, resort to playing sophomoric pranks, along with Arthur, to keep from going stir crazy. But they're driving Carrie and Kelly nuts. Eventually, Doug and Deacon return to work leaving Arthur alone.

After a great Thanksgiving, Doug and Carrie tries to recall their first Thanksgiving together who said, "I Love You" first. They consult Arthur who quickly recalls some other Thanksgivings and finally recalls 1993 when he was having a fight with his new wife Lily. When Doug arrives to the house to meet Carrie's family, Carrie, ashamed of her family, runs off and leaves Doug to have a dinner with each parent one at a time. Even though he physically engraves and rebuffs the bowling balls, Arthur criticizes Doug's job at IPS to be replaced by a robot in the near future. When Carrie comes back, they both express their love for each other as Arthur proclaims that her relationship with Doug will not last.

Doug and Carrie watch Deacon and Kelly's kids while they are out of town. When one of the kids sees them making love, they must keep him from telling his parents...

Arthur begins to work at Carrie's company; Doug and Deacon compete for the best practical joke.

A battle of who got the cheaper gift begins; Lou Ferrigno moves next door.

Doug and Carrie rush to a friend's wedding before the bride and groom realize they're not there; Meanwhile, Arthur plans a scheme involving Spence.

Doug sets up his sister with Carrie's boss so that he can watch the Super Bowl on a high-definition TV.

Doug becomes jealous when Carrie makes the mistake of telling him she finds Deacon attractive; The gang go paintballing to celebrate Deacon's birthday, which turns into a war of jealousy.

Doug is surprised to find his married best friend, Deacon, out with another woman. Meanwhile, Carrie questions her relationship with Doug because of their different views on cheating.

After Deacon and Kelly's separation, Carrie begins to wonder about her own marriage. She and Doug agree to put their sex lives on hold for a few weeks because Carrie feels that they should resolve arguments verbally, not always physically. Meanwhile, Arthur dates a woman who claims she was once Frank Sinatra's girlfriend.

Doug lies to Carrie about having to work late so he can play mud football and get out of going to her seminar. Now sick from his night of football in the rain, Doug starts watching TV and begins to drift off to sleep... Doug, finally full of guilt, goes to tell Carrie the truth of what happened and she doesn't react exactly the way he thought she would.

Doug feels sorry for Arthur and agrees to let him go to a cocktail lounge instead of to the weekly dance at a senior center. When Carrie finds out, she goes ballistic and turns her father's care over to Doug-a job he soon regrets taking on.

Doug, feeling underappreciated at work, hears that drivers at FedEx are making twice what he makes. When he runs into a former co-worker now working for the big overnight service, he takes his friend's casual banter to mean that FedEx wants to hire him. Doug uses this information to play hardball with his supervisor and instead of getting a raise and a better delivery route, he gets fired. Meanwhile, after Lou Ferrigno asks Carrie to smear his body with tanning cream while his wife is on vacation, she gets addicted to the stuff and overuses the it on her face, dramatically darkening her skin.

During the Palmer's separation, Doug and Carrie go to the movies with Kelly while Deacon takes the kids. While there, Carrie runs into a co-worker who seems interested in Kelly. The two end up going on a date, and when Deacon finds out he is ready to patch things up with her.

Doug, Carrie and Arthur head out to the airport to visit with Doug's parents while they have a short layover at Kennedy Airport on their way to Montreal. While there, his parents ask him to sign their living will, making him the one responsible for pulling the plug. When his sister Stephanie gets wind of this, she is offended that she wasn't the one asked to be responsible.

Doug and Carrie meet the neighbors after a hurricane destroys both of their backyards. Carrie breaks their hearts by telling the truth and rejects the idea of a combined backyard. So the neighbors retaliate by disrupting their privacy by making an aboveground pool in a small space. But as Carrie tries to mount a lawsuit, Doug can't deny the temptation and joins the other side. But before the pool goes down, Carrie takes a quick swim and later, Doug tries to enjoy the lawn sprinkler.

Doug's Uncle Stu asks him to get his son, Danny, a job at IPS. Doug doesn't want him working there but he doesn't want to look bad to the family so he instructs his boss to interview him but not hire him. Eventually, Doug feels guilty and goes back to O'Boyle to ask him to reconsider Danny for the job. Meanwhile, Arthur fills out audience comment cards on a new movie.

Carrie discovers that she is pregnant and she is panicked that the timing is all-wrong. Meanwhile, Deacon and Kelly begin to reconcile and Spence is left out in the cold and Arthur insists that Doug build him his own bathroom in the basement.

Doug tells Carrie not to panic about having the baby, that he will take care of all her "burden," so he takes on a second job so that they can store a little extra money before the due date. Meanwhile, Arthur is annoyed that Doug still hasn't finished his bathroom and Deacon and Kelly reconcile.