Charles becomes infatuated with Trish (Susannah Woodside), a beautiful fashion model and the daughter of Walter's friend.

The kids each must find a gladiator to represent their class in the school's stunt-filled quiz contest complete with pies in the face and a dunk tank.

While Commander Powell is home, Sarah is arrested for protesting the nuclear weapons on her father's ship.

When Jamie enrolls in a modeling school, a suspicious Charles decides to investigate. He and Buddy enroll in order to expose the school as a fraud.

After Charles is devastated at being dumped by his girlfriend, Buddy fixes him up with Beth (Brenda Swanson), a female bodybuilder at his health club.

When Charles is named Student of the Year, local newspaper reporter Pat Walker (Barbara Rhoades) arrives at the house to interview him.

Charles tries to end a feud between Walter and Lillian by giving them each a ticket to a swing music concert.

Charles is ecstatic when he scores an A on his English assignment, until he turns past the cover page and discovers Sarah's poem there by mistake.

When Sarah tries to get closer to a boy that she likes by inviting him over to study, she is upset when he pays more attention to Charles than her.

Adam studies Charles' dating techniques.

When Charles bumps his head, he begins acting strangely and calls himself Chaz.

When the Powells learn their house is to be sold and Ellen loses her job, Charles takes to bed with a sneezing fit and falls asleep.

Lillian starts a 1950's-style restaurant called the "Yesterday Cafe".

A woman at camp pursues Charles.

Charles uses one of Sarah's poems to impress a woman, who publishes it in a magazine under Charles' name.

Chaz gets married.

Charles and Buddy go out with identical twins, but they think they are dating the same girl.

Buddy's father visits and reveals he is getting a divorce.

Charles asks editor Gayle Landis for a job on her newspaper, but acting as a fill—in for "‘Dear Amy" is not what he had in mind.

Unable to decide on a college major and faced with a tuition increase, is determined to convince his Uncle Joe (John Astin) that he should be made the heir to his business.

When Buddy's new girlfriend unceremoniously dumps him, he sinks into a bout of depression. Under the circumstances, Charles requests that everyone be especially nice to Buddy.

Charles convinces Ellen to allow Adam to stay up and watch television all night, let Jamie streak her hair, and allow Sarah to go on her first unchaperoned date.

Charles and Buddy decide to pledge a fraternity, and must put up with a series of humiliating tests and activities during "Hell Week."

Charles becomes frantic when he makes too many commitments for one evening.

Charles' professor disagrees with the grade he gives a student.