Charles asks a girl out, then learns she is blind.
Charles offers to direct a show to fund Sarah's class trip.
Sarah visits her relatives in Mexico.
Charles helps save his aunt's (Ellen Travolta) carwash.
Walter enrolls in a history class taught by Charles.
To protest animal experimentation, Charles and Buddy are locked in a cage.
Charles learns an illiterate boy is using Sarah.
Buddy's identical cousin takes Charles' job at a Hawaiian resort.
Lillian is ambivalent about an old flame.
A bump on the heads again turns Charles into Chaz.
Jamie wants to convince a boy she is not shallow.
Charles tries to market an earthquake simulator.
Buddy has visions of Charles' future.
Sarah and Jamie vie to be class president.
Buddy gets to be a disc jockey for a day.
Buddy enters a mental hospital to do research.
Jamie stays with a boy only because Charles disapproves.
Charles romps with visiting pals from high school.
A tabloid links Charles and a rock singer.
Buddy's advice leads Adam astray.
Beauty-pageant judge Charles has ties to four contestants.
A girl tries to come between Charles and Buddy.
Jamie befriends a snob to join a clique.
Walter makes three dates for one night.
A brush with death convinces Buddy he should be a priest.
The Powell children decide to have no rules; guest Tony Dow.
Buddy assumes trouble when his father visits alone.
Charles tries to reform a juvenile delinquent.
Charles dreams about the Powells' lives without him.
Jamie debates attending school in New York.
Charles and Buddy's involvement with triplets causes confusion.
Charles writes an essay about growing up.
Charles plots his schedule with a computer.
Walter borrows World War II souvenirs to impress a woman.
The Powells' former sitter plots against Charles.
Jamie wants the remodeled basement to be her room.
Jamie falls under a shady guru's spell.
The family is stunned when Charles brings home a bride.
Charles calls himself 'Chaz' and acts strangely.
Charles borrows Sarah's poem to impress a girl.
Buddy and Charles think Jamie's teacher (Sally Struthers) is a fugitive.
Jamie loses out to Sarah for a part in a TV ad.
Charles stands vigil over unconscious Buddy in the hospital.
The children run Charles' credit card to the limit just before a date.
Jamie and Nicole try to sneak out to a nightclub.
Walter likes Professor Bunt's visiting sister (Marcia Wallace).
A persistent coed sets her sights on Charles.
Charles tutors history in Lillian's '50s cafe.
Adam observes Charles' way with women.
Lillian hires an odd Elvis impersonator.
Charles stands by a grade he gave to a student.
Sarah is arrested for protesting at her father's ship.
Adam schemes to win a school quiz contest.
Charles accepts a job as a teacher's aide.
A girl's ex-beau, a bodybuilder, threatens Charles.
A boy dates both Sarah and Josie.
Sarah, Jamie and Adam purchase Charles' services.
Charles makes three appointments for one evening.
Charles' advice causes misunderstandings.
The family's bad luck causes Charles to dream.
Charles and Buddy foil a pizza-parlor holdup.
A restaurant critic visits the pizza parlor.
Charles gets an A for Sarah's work.
Sarah dates a smooth-talking ticket scalper.
A confidence class turns Buddy into a boor.
Uncle Joe makes Charles a job offer.
Charles sees the other side of Buddy's sister (Mindy Cohn).
Charles arranges a visit by Walter's father.
Charles gets between feuding Lillian and Walter.
Charles is suspicious of Jamie's modeling school.
Charles' crush on a model could alienate Linda.
Buddy helps Charles fight a fear of public speaking.
The family thinks Charles wants to live in the dorm.
Charles prepares for Cmdr. Powell's visit.
The family is snowbound in a cabin on Christmas.
Ellen's married cousin makes a play for Charles.
Charles agrees to help a shy boy.
Charles worries when Lillian begins to date.
Promotion-manager Charles rejects offers of help.
Gwen hesitates after saying 'yes' to Charles.
Charles' first love returns.
Charles chaperons newly hired waitress Jamie.
Accused turtle-killer Adam demands a trial.
Charles and Adam think they see a UFO.
Charles and Buddy try to join a fraternity.
Mrs. Powell insists Charles take a weekend off.
Charles takes a job as an advice columnist.
Charles' mother takes over during a visit.
Charles' charges come along on his dream date.
An actress asks Charles' help to stay incognito.
The family learns to be honest about feelings.
Buddy takes over while Charles visits his kin.
A cassette player fosters several arguments.
The Powells and Charles suffer dating woes.
Charles encourages the family to trade favors.
The local pizzeria may become a parking lot.
Cmdr. Powell's amorous shipmate visits Ellen.
Injured guest Buddy upsets Charles' romance.
Charles gives Sarah advice he should take.
The girls care for eggs as a school project.
Charles loses his loan when his grades drop.
Family troubles test Charles' philosophy.
Charles' new girl is a nude model for art class.
A new family awaits Charles upon his return.
Grampa Harry (Dick O'Neill) arrives for a visit.
Charles invites an old chum of Jill's to dinner.
The Pembrokes disapprove of Lila's new love.
Florida spring break is a disaster.
Charles and Buddy start an agency for live-in helpers.
A snowstorm traps Charles with Lila's friends.
Grandma Irene makes Charles a business offer.
Jill is offered a job with long hours.
Charles vies with Elliot for class president.
Arguments disrupt Charles' important schoolwork.
Charles lets the children keep an injured dog.
Mr. Pembroke's mother visits for Christmas.
Charles seethes when Gwendolyn dates another.
Douglas' first love undergoes a makeover.
Charles checks out a dream date for unsure Buddy.
Charles discusses Douglas' grade with a teacher.
Charles must chaperon Lila's pajama party.
The children abandon Charles for a fun cousin.
Charles stays neutral as the children squabble.
Buddy disrupts Charles' evening with Gwendolyn.
Charles urges the children to try new hobbies.
Charles invites Gwendolyn to the Pembrokes'.