Wally Dipple invents an unusual garage door opener. Ozzie and Thorny want to invest in it, but their plans hit a little snag.

Dressed only in pajamas, Ozzie and Thorny embark on a bizarre adventure.

When one of Ricky's Christmas gifts cannot be located, the entire Nelson family's holiday spirits plummet. However, the ensuing search enables the family to demonstrate the true spirit of Christmas.

Ricky wants to turn in his old train set in for a new chemistry set.

Doc Williams is selling a fancy sportscar, and Ozzie is tempted to buy it.

Ozzie agrees to pay David fifty dollars when he grows to be the same height as his dad.

Ozzie comes across a mysterious metal bolt, and sets about the house in search of where it's supposed to go.

When Harriet insists that everyone write thank-you notes, Ozzie struggles to write his to Thorny.

Ozzie and Harriet must decide whether to celebrate their 19th wedding anniversary with a night on the town or to stay at home and chaperon a party for Ricky.

Ozzie is distressed by unexpected bills and David always seems to need extra cash. He takes a stand when David asks for $10 while Thornberry has the same situation with his son Will. In the end the two dads undermine each other.

David has a problem: he has to find a date for his girlfriend's visiting cousin.

Ozzie and Thorny are under extreme marital pressure to perform their annual spring cleaning chores.

Though he hasn't had a piano lesson since the age of nine, Thorny bets Ozzie that he can learn to play a complete song within one week.

A stray dog attaches itself to the Nelsons, and they can’t get rid of him to go on a planned trip to Rainbow Lake.

Ozzie gets upset when the gravel Thornberry ordered is dumped in his yard instead. After a phone call, things get worse. Worse yet, Thornberry is down on his back and can't deal with the problem himself, which leaves only one person to take care of the mess.

Wally Dipple invites Ozzie and Harriet to his annual "Come-As-You-Are" party, and Ozzie does his best not to be caught in a robe and pajamas like last year.

Ricky tries to teach an old dog new tricks. Meanwhile, Ozzie and Thorny take drastic measures to avoid going to a violin recital with their wives, in order to stay home and watch the big fight on television, instead.

Ozzie tries to derail Thorny's scheme to save money by having his house painted with the paint that is leftover from painting Ozzie's home. Ozzie demands that Thorny paint his house a different color than his. Meanwhile, Ricky gets permission to express his individuality by redecorating his half of the bedroom he shares with David.

It's hot versus cold, as Ozzie and Harriet battle over setting the furnace's thermostat.

Ozzie is bursting with pride when David is chosen over several boys as an usher at the local movie theatre. Ozzie's pride is tempered when he learns why David was chosen over the other boys.

David invites his girlfriend Susan over to his home for dinner.

After a fender-bender, Thorny gets his day in court.

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Ozzie wants to throw a surprise testimonial dinner in appreciation of Doc Williams.

In order to make closet space, Harriet insists Ozzie get rid of his multitude of neckties.