Season 4

Mary dates a famous singer, not realizing who he is.

Jeff needs help with his poetry homework and Mary is there to help. Unfortunately, the poetry does not sound like Jeff wrote it.

Jeff has discovered he is growing whiskers, and decides that since he is no longer a little boy that he needs to start acting like a man.

Iris advises Donna that it's up to the wife to keep the marriage going with surprises and changes every now and then. When Iris goes from blonde to black hair, Donna decides to go Platinum Blonde!

First some large animal has trampled Mary's flowers. Now when Alex is out of town, Donna and the kids keep hearing noises late at night.

Mary and Donna talk Jeff into taking out a new tomboy in town.

Alex is in a foul mood, so Donna suggests they take the day off to give him some rest.

Donna and Alex get involved in their friends' marital problems.

Trouble ensues when Jeff tampers with the school bell.

Newspaper-delivery boy Jeff decides to go into business.

Mary gets tutoring in French from a handsome student.

Alex applies his child psychology to his own offspring.

Donna coaxes Alex into different things, according to Mary’s moods.

The Stones try helping a boy overcome his laziness.

A meek boy tries to prove he's the toughest kid in school.

Jeff sells his possessions to buy his girl a present.

Mary decides to forsake college and embark on a singing career.

Jeff and his friends try to raise money for a telescope. Coxey: Earle Hodgins. Earnshaw: Ken Niles. Paul Petersen, Carl Betz.

Alex moves his pediatric practice out of the house and into a new office downtown.

While Donna and Alex are away, Mary's little get-together with a friend somehow turns into open house party.

Alex and Jeff build a cart for the Hilldale 500. Carl Betz, Paul Petersen. Gordie: Darryl Richard. Angie: Candy Moore.

Jeff's team-mate on the baseball team has an overbearing father who drives the son hard and constantly berates him, thinking this will help him be a star player someday. Alex tries to set him straight.

Jeff and his friend Smitty seem to have Smitty's little brother tagging along with them. They convince Donna to watch him while they go to visit their girlfriends.

This was actually an unsold pilot episode of ""The Roberta Sherwood Show."" Roberta Sherwood and Gale Gordon star as a typical couple raising three children in a typical small town. The only untypical thing about them is that they break into song.

To earn money, Jeff sells an advertising scheme to a shop. Paul Petersen, Carl Betz, Varney: Paul Tripp.

Alex has a patient who needs constant care. Jeff wants his father to help him get his driver's license, and Mary wants him to help repair a pair of shoes she needs for her graduation ceremony.

Mary gets carried away by the romance of a friend's wedding. Shelley Fabares, Carl Betz.