Mr. Roper decides to throw his wife a surprise party. He asks his former tenants, Jack, Janet, and Chrissy to help him. When Brookes sees him with them, he jumps to conclusions.

The Brookes and Ropers fight over commission money Helen gets when she sells one of the townhouses to a buyer, the Brookes decide to buy her something—an organ!

Jeffrey's hobo uncle comes for a visit.

Stanley pays Brookes' nephew $50 to take Jenny out on a date.

The Ropers and Brookes feud on the David and Helen's birthday.

On their 23rd wedding anniversary, Stanley buys a fake antique clock which happens to resemble the Brookes' clock which was stolen. Helen then tries to sneak into the house to return the clock.

Helen creates a phony lover named Roman to make Stanley jealous.

Stanley is jealous when Helen's old boyfriend wants to see her.

A man shows up at the condo and introduces himself as Stanley's son from an affair years ago.

Ethel attempts to retrieve a valuable horse-shaped vase from the Ropers.

Stanley fears that Helen will ignore him if they adopt a child. But when a social worker says they're to old to adopt, he raises her sprits by giving her Muffin, a dog.

When Ropers' kitchen is accidently set on fire by Mr. Roper, Brookes thinks it's his fault and lets them stay with his family.

When Stanley gets a new (or so he tells Helen) living room suite from his friend Joey and gets his old furniture hauled away, he finds out the furniture once belonged to Helen's sister, Ethel.

Larry visits, and tries to sell them a mobile home. This idea excites Mr.Roper, and the always devious Jeffrey. Stanley almost buys it without telling Helen.

When the electricity to the Roper's house is cut off when Helen's sister is supposed to come for dinner, Stanley "borrows" electricity from the Brookes.

Stanley and Jeffrey get drunk and are arrested after both have arguments with their respective spouses.

The Ropers find out that a 18 year old girl has been living in their store room for weeks

Stanley gets upset when Helen's mother and sister Ethel visit and thinks that her mother has plans to stay with them—permanently!

Helen thinks Stanley is cheating on her.

Stanley's mens magazines are accidentally donated to a church rummage sale.

Stanley thinks he's dying when results from his doctor don't come right away.

Helen thinks Stanley needs help and takes him to a marriage counselor after she finds many love letters from him, which turn out were for Doris Day.

Stanley takes David to a poker game while babysitting him

When Stanley goes over to his brother-in-law Hubert's office to get a job, he finds two tickets for Hubert and his secretary to Acapulco.

Mrs Roper has her heart set on an apartment that would require that Stanley get a job in order to afford. Nothing will prevent them from getting it, that is, unless Mr Roper can make himself an undesirable neighbor.