Harry sees five patients: a week-old baby, a five-year-old whose father denies the boy's onset diabetes; a seven-year-old curious about sex; an eleven-year-old having the cast removed from his arm; a belligerent 14-year-old who uses drugs; and an 18-year-old picking up his medical records before going away to college. The end of the episode reveals that all of these have been the same patient at different ages.

Carol starts dating Barbara's ex-boyfriend, but Barbara realizes she still has feelings for him.

While Harry and Laverne are en route to a medical seminar, an escaped convict takes Barbara and Carol hostage.

Harry tries to get Barbara to give up her police career after she is shot.

Harry gives Charley advice on how to impress a new girlfriend, who turns out to be the same lady Harry is seeing. When a relative dies and leaves Barbara and Emily money, Carol is anxious to see what she'll be getting but isn't too thrilled when it arrives.

Barbara falls in love with neighbor, Dorothy's nephew, but is surprisingly not phased when he dumps her. Dorothy and Harry have an argument when Dorothy blames Barbara for the breakup.

The Westons laugh when Charley says the full moon will bring love, but then realize he could be right. A rude doctor catches Harry's eye. Carol's finds romance when a man returns run-away Dreyfuss (who in turn finds love in the man's female dog). A stake-out leads Barbara into the arms of a high-school boyfriend.

Harry thinks he has become a burden on Carol and Barbara when they send him away on a vacation, despite his objections.

An organ that Libby ordered before dying finally arrives at the house and Harry becomes determined to learn to play it in time for his and Libby's anniversary. Barbara and Carol worry that he is going too far. A patient asks Harry for birth control.

Harry is encouraged to spend a weekend alone with his girlfriend. Jeffrey Millstein's imagination runs wild after he sees a scary movie.

Carol falls in love with a South American freedom fighter and announces she's going away with him. Jeffrey Millstein falls in love with Laverne.

A hurricane hits just as the Westons decide to sell their house. Laverne's mother-in-law visits.

Just as Carol conquers her emotional problems, she becomes jealous of Barbara, who is up for a medal of honor for saving a man's life (something she did by accident). Laverne upsets Harry when she asks for a second opinion after he diagnoses her visiting niece's symptoms as allergies.

The full moon on Leap Day causes strange things to happen: after throwing his back out, Harry begins to act very unusual; a series of odd occurrences leads Barbara to believe that a neighborhood repairman is actually Dreyfuss; Charley cancels a date to stay home and watch The Sound of Music.

When the clinic applies for a grant, a man comes to evaluate their request and leaves his notebook behind, which Maxine reads. Charley seeks Sophia's help when trying to impress an Italian girlfriend's parents.

Carol is afraid her relationship with Kevin is over when she meets his beautiful intelligent ex-wife. Meanwhile, Charley sues Harry when he gets sick after eating some old Chinese food from the Westons' fridge.

Harry makes plans to accompany Carol to see her photographs displayed in an art gallery, and also to attend a ceremony honoring Barbara with a gold medal of valor. The problem is, both events are on the same day.

Harry promises to take Carol and Barbara with him to Paris if the two can go one month without fighting. Charley wins a greyhound in a card game.

Laverne's cousin leaves her baby behind and runs off to find her husband, who left after a fight. So while Laverne looks for her, the Westons take care of the baby. The experience makes Barbara want her own child and she considers artificial insemination.

Harry hires a world-famous vet to operate on Dreyfuss. Charley contemplates a career change when he is offered a job at Uncle Buzzy's Pirate World.

Country music star Garth Brooks offers Barbara a job as security chief on his tour. Charley moves in with the Westons while his house is being fumigated.

Harry's old nurse Winifred returns to fill in while Laverne goes out of town, and a war erupts between the two ladies when Winifred reveals that she's out to get Laverne's job. While on a trip to New York with Barbara, Carol manages to annoy the entire planeload of passengers (including a nun).

"The Return of Aunt Susan" is the title of the 17th fourth season episode of the hit NBC sitcom and Golden Girls spin-off Empty Nest. The episode first aired on February 8, 1992.

Charley pursues a new career as a stand-up comedian and centers his whole act around making fun of Harry. Meanwhile, a mentally unstable woman befriends Laverne and Maxine battles the bus station when they move the bus shelter.

Sophia, who is fed up with the strict Shady Pines manager, moves in with the Westons. Carol tries to help with the problem and ends up bringing all the retirement home residents to the house. Meanwhile, Maxine doesn't trust Doris, Laverne's temporary replacement at the clinic.