Doug's karaoke performance gets him an e-mail stalker.

Doug and his pals rent an apartment to use as a secret hang-out. Meanwhile, Carrie goes to great lengths to please her newest client, Kirstie Alley.

Carrie finds out that while dating, Doug lied about getting a job to get her to sleep with him.

After Carrie accidentally injures Doug, he milks it to avoid distasteful tasks. Meanwhile, Arthur catches on to the ruse, and uses it to his advantage.

The Heffernans hate an anniversary gift from the Palmers so much, they stage a robbery to rid themselves of it.

The mold problem in the Heffernan household grows and Doug and Carrie find out to fix the problem will cost them $12,000! Doug, with his tail between his legs, goes to his father to ask for the money, but hits a wall when he wants to know why he and Carrie don't have it in the bank. When Doug has to admit they have no savings, his dad wants to comb through their financial books to see where all the money is going. This prompts Doug to limit Carrie on her "wild spending," which does not go over well with her.

Doug and Carrie try to get the Russian workers to repair their house, by going to extreme lengths of giving them vodka.

Doug and Deacon's relationship hits a speed bump when Deacon unknowingly befriends Doug's grade school archenemy.

Doug convinces Carrie to take pole dancing lessons, but is disappointed when she puts on a show for him. Meanwhile, Arthur worries her new hobby is a result of his poor parenting, and smothers her in effort to make up lost time.

Doug's frequent hair salon visits make Carrie suspicious. Meanwhile, Spence has his own adventures en route to a sci-fi convention.

A trip to a bed & breakfast becomes more than Doug and Carrie can handle. Meanwhile, Arthur has a romantic dilemma of his own.

After he sets a fire in the basement, Carrie decides it's time for Arthur to enter a retirement home, but Doug makes a discovery that makes him want to change Carrie's mind. Danny and Spence have a face-off over an agreement to swap bedrooms.

When Doug and Carrie accidentally get a transcription of one of their arguments, they decide marriage counseling might not be a bad idea. And when Arthur gets hold of it, their argument becomes entertainment for a senior citizens' group.

Bed bugs brought home by Arthur from a vacation force Doug and Carrie out of the house while a creepy exterminator does his job. Meanwhile, Spence and Danny argue over where to go for vacation.

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.

The Heffernans are again thinking about getting pregnant, just four months after Carrie's miscarriage. But there's one problem: Arthur. Now that his last friend from the senior center has moved away, Arthur naps all day. By the time Doug and Carrie get home, Arthur is full of energy and has no one but them to unleash it on. Quality time alone for the couple is impossible. That is, until Doug hires an attractive dog walker to occupy an unsuspecting Arthur: she takes him for a stroll three times a week, under the guise that she's a student interested in learning about his World War II experiences

Doug and Carrie are having fun on their vacation with their neighbors in St. Croix, but once Arthur calls with a quote on the current mold problem in the house, all is not so fun.

Doug gets annoyed with Carrie when she loses her job and, rather than looking for employment, becomes extremely unmotivated. When Doug confronts Carrie about her laziness, she gets upset, claiming that she is simply trying to find herself. Carrie then enlists the help of Arthur and opens up her own company making decorative cell phone covers. However, when she invites her friends over to buy some of the covers, she realizes a new line of work might be in order.

After countless times of babysitting Deacon and Kelly's children, Doug and Carrie feel that Deacon and Kelly should return the favor and babysit Arthur every once in a while. Deacon and Kelly decide to take Arthur out to dinner so Doug and Carrie can be alone, but they ignore a warning about Arthur's reaction to spicy food.

Doug and Deacon discover they have more in common with each other's wives than their own, so they start hanging out with each other's wives as well. When Kelly tires of Doug, he ruins Deacon and Carrie's good time. Meanwhile, Arthur dispenses romance advise, and the recipient finds success simply doing the opposite.

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

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

Doug thinks he has come up with the perfect birthday gift for Carrie: laser eye surgery. That is until Carrie ends up nearly blind from the operation.

It's Thanksgiving in the Heffernan household and while Carrie cooks dinner for ten people, Doug lets a stranger into the house to use the phone. He is convinced the stranger is a nice guy but Carrie is not so trusting. Everyone at dinner feels sorry for the man, who's been left outside to wait for a ride, but when Carrie finally gives into the holiday spirit, it turns out her instincts may have been right.

Doug and Ray Barone have a "guy's night out." Meanwhile, Carrie gets a shock upon visiting her mother's grave.