Valerie discovers a mysterious love letter in David's pants pocket and questions him about it. She quickly learns that David is dating an ""older woman,"" a woman Valerie forbids David to see. Meanwhile, a broken refrigerator causes a repairman to invade the Hogan kitchen.

Valerie, the new coach of the twins' soccer team, benches Willie for laziness in practice while David, who wants a new car stereo, is put to work doing chores.

Mark and Willie are intrigued by a slumber party that Annie's daughter is having next door. Tempted, they both decide to sneak a peak, however, Willie gets a peak at something he never expected when he sees, Annie's daughter naked.

Couch potato, Willie learns that life is no sitcom after he takes the family car for a spin, hits a parked car and allows David to take the blame, creating a crisis that just might not end happily in 30 minutes.

David and a pretty student get off on the wrong foot, and they continue to bicker when they're fixed up on a blind date that could wind up opening their eyes to romance after all.

Valerie's friend Annie encourages her to try out a trendy hairdresser, however, she soon gets more than she bargained for when her hair gets dyed blond. Meanwhile, after tripping over Willie's skateboard, David blackmails him into being his servant.

Old friends of the family visit for the weekend and one of them is a childhood sweetheart of David's who is now a grown woman who makes it obvious to him that she is still interested in him and suggests that perhaps they should take their friendship to a new level, a sexual one.

After David fools the twins with a bald-faced lie, they turn the tables on the ""master of practical jokes"" by convincing him that his hair is falling out. Meanwhile, Michael chokes under the pressure of retaking his driver's test.

David lights a fire under his brothers to get them to help sweep out the chimney, but Mark does a slow burn when he gets wedged inside the fireplace.

The upcoming prom has both Sandy and Willie with problems. Sandy is left without a caterer or a deejay after David botches a deal that Sandy had made. Meanwhile, Mark is going with Cara and Willie wants to go to the prom with Brenda, but an argument leads to Willie being dateless.

Willie's wanton destruction of his brothers' personal belongings leads David and Mark to give him the silent treatment. Meanwhile, Valerie's dieting failures lead to an exercise in self loathing.

Basketball hero David dreads his upcoming knee surgery, while Mark wishes that the girl who has a crush on him would cut it out.

No one is looking forward to the arrival of Valerie's caustic Aunt Josephine, but once she's there, no one is prepared for her unexpected departure.

Relations are strained between new used car owner David and investors Mark and Willie, who expect to be chauffeured in return. Meanwhile, Annie's elm tree is clogging the Hogans' pipes and threatening her relationship with Valerie.

On her birthday, Valerie gets just what she needs when the boys give her a new garbage disposal, and just what she doesn't need when a client who has a crush on her gives her an expensive necklace.

At a self-defense class, Valerie puts Annie's arm in a sling. At the same time, David may be in some hot water after he leaves the boys with a babysitter to keep a date.

David takes his dad's new Italian sports car out for a spin to impress a young woman and ends up wrapping it around a tree. Meanwhile, the twins are feeling cooped up with the chicken pox.

Valerie is less than thrilled with another visit from Michael's war buddy Skip Franklin who brings a surprise, his new bride, who may soon become his new ex-wife.

Tired of being ""dull and predictable,"" Mark turns into a mini-James Dean, but his cool attitude only gets his family and friends hot under the collar.

Michael finds a silver lining in an airline pilots' strike since now he has plenty of time to spend with the family which all too quickly has Valerie and the boys wishing he were airborne again.

Love-struck David's girlfriend, Sara, receives a great job offer in Australia, so David decides to take the plunge and propose marriage, but Sandy and Michael think he's all wet.

Willie wants to teach Mark a lesson in brotherly love when Willie's girlfriend decides she likes her tutor Mark better.

Michael's old war buddy, Skip comes to Chicago for yet another visit and a reunion where he will meet up with an old flying rival. However, Skip doesn't want to look like a failure, so David volunteers Sandy to pose as Skip's wife and himself to pose as Skip's son.

Sandy decides not to send her angry letter of resignation to her principal but David mails it.

Valerie's discomfort after a bunion operation is compounded by Mrs. Poole's relentless help. Meanwhile, David takes a sucker punch from his tutor's ex-boyfriend.