Paul's son-in-law Howie, who has an encyclopedic knowledge, is selected for a game show. But things don't work out well and a physical altercation takes place with the sponsor.

After Howie and Barbara move into the cellar Paul looks for a way to evict them. A visit by by Howie's parent lead to an invite to live with them but they expect Paul to help out financially.

Howie is cast in a play where the performers will be totally nude. Paul is worried about public embarrassment and tries to get the production shut down.

Paul, to motivate Howie, tells his son-in-law that he has been fired from his job. But Howie decides to put the household on a strict budget rather then look for work.

Paul brings home a client not knowing his house is headquarters for those demonstrating against the man's company.

Paul learns that the marriage of his daughter to Howie is invalid due to a technicality.

When Paul forbids Sally from seeing a boy she likes, she runs away from home.

Paul 's hopes for a gorgeous girl as vacation replacement for his secretary fade when son-in-law Howie applies for the job.

Paul hopes his break is coming when he entertains Mr.Tamura, a Japanese tycoon. But he is unable to get in any business discussion when Tamura finds himself fascinated by Paul's visiting sister Charlotte.

Martha works on a political campaign in the house driving Paul crazy.

Paul's doctor is worried about his mental state and tells him to avoid any excitement. Paul decides to follow the advice beginning with being nice to his son-in-law Howie. He finds it to be extremely difficult.

Paul's campaign for presidency of the city's bar association on a public decency platform is imperiled when a bar owner buys a nude portrait of his daughter, Barbara.

Paul Simms vents his hostility toward a senior law partner by writing a letter which he does not intend to mail -- but the dry cleaner does.

Paul loses a big job representing a congressional committee when Howie changes a Congressman's son into a hippie.

Paul's neighbors plan to install a swimming pool. After having their property surveyed, it is discovered that Paul's fence extends one foot over the property line. Paul attempts to remedy the problem without spending too much money.

A visit from Paul's mother-in-law Mabel stirs up trouble in the Sims household. Mabel convinces her daughter Martha that Paul and his gorgeous assistant Judy are involved.

Paul meets a psychiatrist (Alan Hale) at a bat who advises him to send out positive vibes to his mother-in-law who has been recovering from a fall in his home.

Paul tries every way imaginable to avoid taking his wife Martha to a dance held for a charity.

Grace has a fight with Barney leaving to a change in sleeping arrangements and Paul ends up on the sofa. Paul works to reconcile the bickering in-laws so he can get his bed back.

Paul's attempt to have a family day becomes a disaster instead of his hoped-for plot to promote togetherness.

The Simms invite the Cunningham family, their new neighbors, to their home to welcome them to the neighborhood. When their 18 year-old daughter takes an interest in Paul, Martha becomes concerned.