Chet announces that he finally has met "the one" and announces that he intends to spend the rest of his life with her. However, Harry and Irma are shocked when they find out that spending the rest of his life with the girl doesn't necessarily mean getting married when he tells him that he will be living with her and that he still won't go to work, but will live off the system.
Jamie brings home a mouse that he intends to not only keep as a pet, but to train so he can charge admission when it performs. However, this doesn't sit well with Irma and Alice who are both deathly afraid of it. Harry, behind Irma's back, tells Jamie he can keep it as long as it stays in the garage. Unfortunately, when the mouse turns up missing, Jamie blames Harry and decides to run away from home.
Once again Harry tries to get a job for Chet. Unfortunately, his efforts fail when Chet calls for a recall of several perfectly good pots made at Harry's plant. However, Harry's anger at his son turns to concern as Chet gets his draft notice. Chet then shocks his father by announcing that he will avoid the draft by escaping to Canada. Now Harry must try to not only try to delay Chet's induction, but try to keep him out of prison for draft evasion.
Irma informs Harry that she may be pregnant with their fourth child. While he is both excited and terrified about the prospect that he is about to become a father again in his mid 40's, everyone else seems to be against the idea. Ralph is afraid that the baby might turn out to become a radical and Harry's accountant thinks that the baby might lead to financial ruin. However, he is most horrified by Chet and Alice's reaction as they don't want to see a new baby arrive in an already overcrowded world.
After a rash of burglaries in the neighborhood, Ralph calls a meeting on how to deal with the problem and it immediately turns into a recruitment rally for his vigilante group. Unfortunately, another burglary takes place during the meeting and Harry becomes a suspect not only due to the fact that he left the meeting early, but that he was seen the next morning rummaging through one of the neighbor's windows while looking for Julius. Now he must clear his name before Ralph and his vigilantes put him in front of a firing squad.
Chet informs Harry and Irma that he is going to meet with some of his former college classmates to discuss their future. At first they think that Chet is going back to college to finally earn his degree. However, they are shocked when he tells them that the guys he met with are all dropping out of college to form a rock band and the he is going to be their manager and after the group has a major hit with their first single, Chet goes on a spending spree. However, he soon finds out that success in the music business can be fleeting.
Jamie gets in a fight at school. Instead of spanking, his parents take him to a child psychologist.
After being burglarized, Detective Phyllis Dexter (Phyllis Diller) is on the case for the Boyle family.
Alice wants to go to an all night rock concert, but she needs Harry's permission.
A TV producer wants to make a documentary about the Boyle family.
When Harry's secretary gets married and goes on her honeymoon, while in the midst of his selling season, he tries to find a replacement. And so far can't find anyone. When Irma offers to fill in, Harry doesn't want to work with his wife. So Irma dons a disguise and applies under a different name and is accepted. And when he tells her to tell someone who's been annoying him to go away, she mistakes the client who has big order as that person.
With all the vacation money gone, Harry becomes worry that Irma is spending too much on shopping.
Jamie's class has to do an American History Project. Harry is adamant about not helping so Jamie can build self-reliance. Another parent begins an unspoken competition with Harry about the kid's projects.
When a girl runs into Harry's car she sues him. Harry then calls a lawyer he knows who sends his son to handle the case. And the guy turns out to be an idiot.
Alice falls for the new boy in school, but he only has eyes for the most popular girl, who is much more beautiful and several pounds lighter. Alice then decides to go on a diet to try to lose weight but is unsuccessful. Harry then decides to send her to a health resort not only to lose weight, but to ensure she hooks up with a much more handsome boy and not her more homely boyfriend Herbie. When she returns she is several pounds lighter and much more glamorous. However, when he talks to the other girl's father, Harry begins to have fears that the boys will want to date her for all the wrong reasons.
Irma goes on Let's Make A Deal with Monty Hall in hopes of winning something for her husband for their 25th Anniversary,
Alice is in love with a new boy. Harry tries to undermine Irma by finding out who the mystery man is.
The IRS accidentally sends a refund of $940,000 instead of $94.00 to the Boyles.
Irma's Ladie's Club is looking for a cause to invest their charity work.
Harry feels that he and Irma have been unfair by constantly providing for Chet. So Harry gives Chet a push out of the nest to live on his own.
Harry accidentally volunteers to be the coach to Jamie's basketball team.
Bonding over saving the Condors, young Jamie is starting to imitate some of slacker Chet's habits. This worries Irma and Harry, so Harry starts taking Chet to Harry's work.
Upset that the family's life is based around their individual television schedules, Harry bans the device in the house in hopes that everyone will turn off the television set and turn on real life.
Irma's mother Selma comes for a visit. To make room for her Alice decides to stay at Mary Lou's. Alice discovers more freedoms than she is use to and flexes her independence.
The Boyles find their home and backyard swarming with bees. They call in Charlie 'Bumbles' Johnson (Don Knotts) to remedy the situation.
Maude Frickert, an infamous character of Jonathan Winters, is late on her payments to Harry's Restaurant Supplies. Harry goes to confront her and she takes him on some wild adventures.
Harry's asked to help a private investigator who's been hired to protect some gold coins being stored in a bank near Harry's office. The guy named Rich Little relies on his ability to imitate anyone's voice to get the job done. But when the bank is robbed and he's fired, he turns to Harry for help.
The family invites the famous Hungarian artist László to dinner. He asks Alice to be one of his nude models.
Newlyweds Irene and George have a fight. Irene moves in with the Boyles. Irma decides to invite a marriage counselor for dinner to try to help. However, the marriage counselor starts to "help" the Boyles.
Officer Gunther Toody, of Car 54 Where Are You?, is looking for a moonlighting job so the Boyle's give him the idea of a Child Care business. When Chet gets involved the Boyle's basement becomes ground zero for the business.
Originally aired on "Love American Style" and later made as a series "Wait Till Your Father Gets Home" An old-fashioned father is caught between the hip generation and a reactionary neighbor.