Jeremy's father wants him back; David attends his high-school reunion.
A shoulder injury ends Merle's baseball career; Mary has an unwelcome suitor.
David and Janet try to reconcile; Jeremy finds a skull in the yard.
Ellen miscarries; Joannie envies an attractive reporter; Jeremy's birthday.
Just as his music career is about to take off, Tommy's old girlfriend shows up and tells him she's pregnant.
Tommy charms the daughter of a radio station owner, David gets involved with an older divorcee and Jeremy tries to keep up with a pretty sports nut.
Joannie organizes local talent for a telethon -- beginning with the Bradfords.
A lucrative modeling assignment requires Nancy to pose seminude.
Ernie dates Tommy's old flame; David moves into a singles complex.
Bradford and Abby renew their vows; David and Janet separate.
Janet's client wants to raze an opera house David is renovating.
Joannie takes some time off from work to reconsider her career and falls for a co-worker.
Jeremy falls for a flirtatious student of Abby's; Nancy gets a modeling job.
Bradford gets a political appointment; undercover Joannie can't get a date.
Bradford must cross a picket line; Nicholas starts a barter system.
Nicholas' first delivery-service customer entrusts him with a bag of money.
Tommy falls for a slightly older woman with a 4-year-old son.
Joan's parents visit for the first time since her death and immediately dislike Abby.
Abby takes a counseling job at a trouble-ridden inner-city school; Tom forgets to renew his driver license.
Abby's nephew Jeremy becomes the newest addition to the Bradford household.
Complications in Susan's pregnancy shake the Bradford household.
When Merle is called to the major league, Susan keeps pregnancy complications to herself.
Abby and Tom enjoy a night out while Tommy hosts a few friends for a graduation celebration; Nicholas calls Tommy for help.
Nancy befriends a widower's young daughter but takes no romantic interest in the father; Nicholas starts a dog-sitting service.
Aunt Vivian arrives with a new fiance; Tommy wants to skip college to be a professional musician.
Joanie works with another reporter on a big story; Nicholas takes a beating from a big girl; Tommy manages family finances for a month.
Abby and Tom decide to co-author his book; Merle tries to coach Mary, Joanie, Janet, Elizabeth and Nancy for a charity basketball game.
Abby needs time alone after a visit from her dead husband's friend stirs up old memories; trusting Nancy lends money to her siblings.
Tom counsels David while Abby counsels Janet when David becomes jealous of Janet's close working relationship with a male colleague.
A con man who helped Nicholas when he ran away to San Diego shows up for a visit; an older woman in the office makes a play for Tom.
Tommy gets fixed-up with the niece of Tom's friend; Nancy decides to go to Africa with her archaeologist friend during winter break.
The Bradfords give Susan a baby shower; Tommy gives Jill his class ring; Nicholas plays Cyrano for a friend.
Nicholas helps Merle choose a name for the baby; Tom has anxiety over turning 50.
Tommy tries to help his friend and fellow band member deal with an alcohol problem; the Bradfords hire a male maid.
After Tommy loses a gig to an all-female rock band, he decides to run for prom queen.
Mary falls for a married man; Joanie wants to make a documentary film on her family.
Elizabeth tries to meet a nice guy; David hires Tommy; Nicholas spends the day with Tom at the office.
Abby, Joanie, Mary and Tom try to cheer a pregnant Susan who has reconciled herself to divorce if Merle doesn't try to win her back.
Susan returns to the Bradford household after a spat with Merle; Nicholas goes on strike for more allowance money.
Susan and Merle adjust to marriage; Nancy escorts a Chinese client out on the town; Nicholas receives a chain letter.
Tom reluctantly reunites with his father as the rest of the family enjoys Hawaii.
Tom's sister Vivian offers to take the Bradfords on a Hawaiian vacation after she learns her long-lost father is living there.
Nicholas takes comfort from Abby when he tries to live up to a teacher's expectations of him because he is a Bradford.
Joannie's investigation of a local porno theater reveals that Tom is a stockholder in the corporation that owns it.
Merle's sister arrives from the farm for a visit and misunderstands the chaotic events at the Bradford household.
Tom tries to bring order to chaos when everyone's activities keep the Bradford house bustling round the clock.
Merle and Susan move up their wedding date and it falls on the same day David and Janet have picked.
Nicholas acts as go-between when Merle decides to propose to Susan while David tries to win back Janet.
Nicholas tries to impress a new girl by introducing her to Merle "the Pearl" a local baseball star; Merle falls for Susan.
After pulling a prank Elizabeth is banned from her high school graduation where Tom delivers the commencement address; anxious Joanie graduates from college.
David and his traveling companion Linda get involved in a hang gliding competition.
After David and Janet announce their engagment he sets out on a cross-country trip; Tom sells a short story to "Man's Man" magazine.
The Bradfords study for finals; Elizabeth must hire a band for the Senior Prom; Tom's article praising youth draws fire from a senior citizen.
David starts his own construction business; Joanie gets involved with a local drama critic who Tom dislikes.
Abby substitute teaches at Tommy's school; the star basketball player flunks Abby's test.
Nicholas befriends Bobby, a boy in foster care; Abby's friend and his wife consider adopting Bobby.
Though he is not the father, Tommy offers to marry a pregnant friend; Nicholas' lemonade stand faces competition down the block.
David and Janet's decision to cohabit prevents Tom from becoming "Father of the Year."
On a stormy night as Joannie watches the movie "Psycho," Nancy's blind date, a Tony Perkins look-alike, arrives.
Abby's divorcing parents visit the Bradfords; the girls' apartment rent is raised forcing them to move home.
Fearing that the other children may follow the girls in moving out, Tom sets up a no-rules system for the household.
Nancy, Susan and Joanie move out of the Bradford home into an apartment; Tom tries to accept that his daughters are growing up.
Aspiring-dancer Elizabeth tries to win a scholarship to the college of her choice; Tommy tries to earn extra money by scalping concert tickets.
Wanting some time to be alone, Tom and Abby send the kids on a weekend camping trip.
In San Diego, runaway Nicholas partners with an old con man who schemes to reunite the boy with his family in Sacramento.
The family prepares to celebrate Tom and Abby's first anniversary; Nicholas runs away after accidentally starting a fire.
Nicholas invites the Vice-President of the United States to spend Thanksgiving with the Bradfords.
The Bradford women rebel against the Bradford males' chauvinist attitudes.
David goes on a self-destructive path of behavior after the death of a close friend; Nicholas adopts a stray cat.
Susan and Nancy teach Tommy to drive; Mary moves out to study for her medical exams.
After failing her test to become a cop Susan helps Nancy with her day-care charges.
Nancy decides to leave school and get a job; phone-prankster Nicholas gets a dose of his own medicine.
Nicholas's crush on his teacher spurs him to buy her self-portrait; Tommy develops trenchmouth before a big date.
Understudy Joanie plays the lead in a play Tom must review; Abby's MG is stolen while Susan uses it for a date.
Abby suspects she is pregnant; the family helps Tom prepare for an IRS audit.
After Tom quits as Nicholas' Little League coach Abby takes over the job.
While balancing his time between two ladies, Tom seeks a psychologist to rid himself of insomnia.
Joanie enlists the family to serve as the entertainment at a benefit; Nicholas thinks he has seen a UFO.
David falls for the daughter of a wealthy man; Tom helps Nicholas build a Soapbox racer.
The kids throw a party while Tom and Abby are away for the weekend.
To keep Abby awake after she suffers a concussion, the family members take turns regaling her with stories of past adventures.
Tom puts pressure on Tommy to do better in English with disastrous results.
Susan becomes jealous of her boyfriend working with Abby; Nicholas is appointed household water commissioner.
David joins the newspaper as a copy boy; Tommy tries out for the football team; the girls have a dieting contest.
Tom takes over the advice column at the paper; Abby wants to be a better homemaker.
Tom has trouble with his garbage service, which prompts him to write a column about the subject.
Tom takes a leave of absence from the newspaper to write a book about his family.
Tommy borrows David's apartment to throw a party; the kids give Tom a day of peace for his birthday.
The family celebrates the true meaning of Christmas; Tommy receives a special gift.
The Bradford family's Christmas is disrupted when all the presents are stolen.
Tom's sister Vivian returns and decides that the Bradfords need a new house.
Tom's military buddy recruits locally, to Mary's dismay; one of Tommy's money-making schemes backfires.
The family accompanies Tom and Abby on their honeymoon; Abby uses her influence to get Mary into medical school.
Tommy can't attend his father's bachelor party; Elizabeth and Abby mend their relationship; Tom and Abby are married.
The children plan Tom and Abby's wedding; memories cause a conflict for Nicholas and Elizabeth.
Joanie lands a part in a play; Abby's ex-father-in-law visits and Abby tells him of her plans to remarry.
Abby and Mary clash when Mary runs for a school board seat; Tom proposes to Abby.
Tom celebrates paying off the mortgage; Susan punches a heckler at David and Tommy's gig.
The kids' attempt to make Abby jealous of Tom backfires; Nancy enters a beauty contest.
David's roommate romances Joanie and Susan; Tom pays Nicholas too much attention.
Mary's decision to move in with her boyfriend causes Tom concern; Tommy is tutored after breaking his ankle.
Doctor Maxwell moves in with the Bradfords; David tries to cover his poker losses.
Tom's dentist challenges the family to a touch football game.
Joanie has a fender bender with a real estate developer whose project has been criticized in Tom's column.
Tom's visiting sister turns the household upside down when she encourages the children to pursue dreams and goals.
The whole family is quarantined together after Mary's boyfriend comes down with a mysterious ailment.
Tom forbids David to bring his date, an older woman and Dr. Maxwell's political opponent, to an anniversary party.
Tommy's date stands him up; David and Tom cancel an annual duck hunt.
While Tom is acting as editor in chief, the printers go on strike.
Mary's pregnant friend is against marriage; Susan takes a ski trip with a man.
Tom learns the importance of family relationships when David (Mark Hamill) moves out.