A homesick Diane begins to miss her boyfriend in L.A. So, she decides to hitch her way back.

The Alders go to New York City one more time, as Larry tries to pitch the sale of a television station he wants to manage to Philip Drummond's company. The crossover starts on Diff'rent Strokes S02E10 Thanksgiving Crossover (I).

Morgan's blind nephew gets a sympathetic Ruthie to be his date.

Larry receives his final divorce papers and struggles with his emotions.

Ruthie and her friend Eric develop a case of puppy love and aren't sure how to react.

Before a party at the Alders', Ruthie's boyfriend Eric gets a crush on Diane.

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Ruthie gets to do her own radio talk-show for a school project. She uses Larry's radio show airtime.

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Ruthie keeps hoping her parents will get back together and tries much persuasion. Larry and Marion go out and have an interesting evening.

Diane's boyfriend is putting pressure on her to go all the way.

Recently divorced Larry goes on a date with Morgan's sister much to Morgan's worry.

The Alder family welcomes Drummond's family to Portland, as Drummond is considering the downsizing of Alder's station. The crossover starts on Diff'rent Strokes S01E20 The Trip (I).

Diane, thinking Ruthie is too much of a tomboy, gets Ruthie persuaded to go to a school dance. Then soon enough Ruthie develops a crush, on a boy.

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Larry's ex-wife Marion comes to visit while Larry has to leave town with Morgan on a business trip.

Ruthie gets in a fight with her new piano teacher who is very much disliked. He dies after their argument and Ruthie feels responsible for his death.

Ruthie is rejected at school by her friends as they learn her dad is the local outspoken talk-show host.

Larry and Marion announce they are getting remarried. However, they run into problems on where they will live and where they will work.

Larry's father moves in and against Larry's wishes, he gives Diane money to buy a car.

Larry meets a female tenant ( who happens to be Tommy's mother) in his building's laundry room and things get very serious.

Diane and Ruthie begin to miss their mom and Morgan helps fill the void.

It's feared that Diane is on uppers when Larry finds them in her purse.

The Drummond family welcomes the Alders to New York City. As Larry auditions there for a television talk-show. The crossover starts on Diff'rent Strokes S02E03 Feudin' and Fussin' (I).

Huge trouble arises when Diane develops a big deinking problem.