Jeff thinks he's partly paid off a debt to his father-in-law. Think again. A program for his gifted son is going to cost plenty.

One of Karen's co-workers flirts with Jeff and he feels guilty until Karen's high school flame comes back to town and his jealousy takes over. Walt torments Russ after he gets stuck in a dark vent.

Having never learned to swim himself, Jeff believes Matt should, even though he doesn't want to.

Kathy's dad Elliot tells Jeff a big secret about his past while on a fishing trip; Russ and Walt happily tackle a repair job at a lingerie store.

The director of Matt's gifted program once accused Jeff of shoddy workmanship; a video of Karen giving birth gets onto the school's tape exchange.

Jeff and Elliot look for a glass of milk -- straight from the cow -- when they team up for a Halloween scavenger hunt.

Jeff's not an idiot, it just looks that way when he looks after Elliot's pampered pooch and restless shut-in Raymond, for whom Karen is the usual caretaker.

The Foxworthys appear on ""America's Funniest Home Videos.""

When Jeff fails to set up the family's annual Christmas portrait, he gets unwitting help from country singer Travis Tritt, whose tour-bus heater he repairs.

Jeff tries to remain neutral in the marital battle between Karen's sister Gayle and her husband Dennis, but Gayle uses Jeff's ambiguous advice and drops a bombshell.

A note from Matt's school causes confusion when Jeff misinterprets Matt's denial of misbehaving ; Karen and Jeff double date with Gayle and her potential beau.

With Jeff's help, Gayle brings her things down from up north, while the heating-and-air business continues to head south for Jeff.

Jeff's younger brother Wayne arrives with big ideas about how to save the business, but Jeff is eluctant to become partners with his unpredictable sibling.

Without consulting Jeff, Wayne hires his flame, a Cajun spitfire, as the shop's receptionist, and Jeff flares at the news.

Wayne fears someone from his past is out for revenge; and Elliot is afraid there's no limit to Lois's suddenly insatiable amorous desires.

Exposure to chicken pox means Matt can't be around pregnant Karen for a few days, so he and Jeff moves in with Wayne, who helps expose his nephew to the Foxworthy family's wild side.

Wayne's success as a stand-up comic inspires Jeff to shoot from the lip to prove he's the funnier Foxworthy.

Karen finally delivers her baby. Wayne and DeeDee decide to get married.

To better communication, Karen suggests that she and Jeff each make lists of things for the other to work on.

Jeff and the guys head out to ""go head to head with the brutalities of nature"" – and each other – on a hunting trip. Karen contemplates getting rid of a newly discovered picture of (the mustached) Great Grandma ""Mee-Maw"" Foxworthy.

Karen invites Bill's ex-wife, Betty, to dinner, which gets Jeff in trouble with all his friends. He's in even more trouble when Betty starts blurting out intimate details of her and Bill's marriage. Meanwhile, Matt and Nettie try to con Justin out of his money by inviting him to join their club.

After Big Jim gets kicked out by one girlfriend, he lands in the arms of another, and Jeff ponders his dad's special ""gift.""

The new boss wants Jeff to send Ebb and Candy packing, while Florus and Bill trick the pair into thinking they've won the lottery.

The Foxworthys worry that Matt is spending too much time with Nettie after his teacher, Miss Blosier, says he's been distracted in school lately. Turns out Matt has a crush on Miss Blosier, which becomes more complicated when Big Jim begins to turn on his charm. Matt: ""Can you get Grampa out of here? He's got that funny look in his eye like the day he met Grandma #4 at Dollywood.""

Upset over Jeff's strictness, Matt hits the road as a stowaway in Florus's truck.

On Thanksgiving, the Foxworthys open the door to a cornucopia of characters, despite Karen's desire to keep things simple.

Jeff and Big Jim are arrested for cutting down a Christmas tree in a state park.

Karen tries to end a long-standing family feud by inviting the rival Raffertys to dinner.

The townspeople plan an elaborate funeral for the Foxworthys' beloved dog -- to be buried in a plot alongside one earmarked for Karen.

Jeff's new boss has an accident causing what appears to be a toxic spill on the loading dock -- and prompting an emergency two-day quarantine.

Jeff's victory in a ""mud bogging"" race makes him a hero, but things get down and dirty when his rival Mario Andretti heists his trophy.

Bill drags Jeff along to an infomercial seminar conducted by an inspirational self-help guru with a down-home style.

Jeff's new boss volunteers all loading-dock employees to re-enact the Civil War Battle of Briarton. Meanwhile, DMV records indicate Jeff is dead.

Karen hooks Jeff into a fishing trip with a new friend and her annoying husband.

Jeff promises to do something romantic for Karen, but he gets sidetracked by a trip to a roadhouse with Big Jim and the boys from work -- where Jeff's chivalrous act on behalf of a waitress puts him in hot water at home.

Ostracized at school after he wins the Most Courteous Student Award, Matt decides to be a prankster just like Jeff.

Karen's business trip ruins Jeff's plans for their anniversary, which he winds up spending with Bill.

Matt talks Jeff into a night of pro wrestling to avoid a class trip to the opera.

As the Foxworthys brace for a tornado, Jeff and Karen wonder who would look after the kids if anything happened to them.