Dear John - Season 3 (1990)

Kirk is reluctant to accept the apology of his priest brother who has come to the community center to make amends for sleeping with Kirk's fiancée years ago. Kirk later has a change of heart and seeks John's help to heal the rift.

A charming newcomer to the group woos both Kate and Louise both of whom are unaware the man is a serial bigamist.

John arranges for the group members to attend his performance at a secondary venue of Carnegie Hall in which he will the clarinet he is just learning and then discovers that the other players are children.

John accompanies Kate to her aunt's funeral as a calming influence for Kate's hard feelings about her ex-husband who had taken control of the funeral and her family. Then Kate is blamed for an accident John causes for the ex-husband.

John reconnects with a female author who is in town for a book signing and with whom he had an awkward youthful romance which ended due to his lack of spontaneity and her impetuousness.

Usually perky Mary Beth suffers a bout of depression when, expecting a promotion, she is fired from her writing job. Kirk convinces an aspiring actress he is a director and blackmails John to assist him in the charade.

John's mother's news during a visit that she wants to move to a retirement home causes John concern for his mother's well-being. Kirk and Denise compete to provide John a painter for John's apartment.

A known actress with a sex addiction joins the group requesting anonymity. When a picture of her kissing John in a restaurant with a story about her secret appears in a tabloid, the future of the group is threatened by mistrust.

The betrayal of the actress' trust and its negative effect on John's career are revealed to actually be a plan for publicity on the part of the actress herself.

Ralph falls for a married woman. John and Kirk compete to tell only the truth.

Kate is excited about a man to which Mary Beth introduced because of his boyish charm until Kate realizes the man is just immature. Kirk falls in love with a strident woman from a smoke quitters group while John dates his female dentist.

Louise starts dating her IRS audit agent but is put off by his Indecisiveness. Wendy's call to John worries Janet that John is still attached to Wendy. Jackie asks a list of recent lovers from Kirk of which there are none.

Jackie breaks up with Kirk because he lied when he put a person on his list. Janet breaks up with John because Wendy is having John's baby. Everyone except Ralph of 1-2-1 club is back in the pathetic state in which they started there.

Kirk uses a copy of a key to John's apartment made without John's knowledge to get ready for a surprise birthday party. In route to the apartment he picks up a woman to impress with apartment as his, but the woman robs John's apartment.

Kirk forms a doo wop group with Louise, Kate and Mrs. Philbert to win money, but the women want Ralph as lead after he sings. John is in a funk because a college professor he admires trashes his poetry but then publishes them as his own.

Ralph replaces Kirk for the group in the contest. Denise finds that her husband's long leave from his work is not the dream she thought. John is torn what to do about his professor's plagiarism but assists him to write again.

When the center is to be closed because of lack of funds. Everyone makes plans and they're worried about Louise, because the group is her baby but when she shows up, she tells everyone she's asked a friend to help her. While she doesn't give them much details. Later a friend of hers shows up to support her and she lets it slip that she knows Louise because they were both confined to a psychiatric facility. Kate then tells everyone that Louise suffered a breakdown after marriage ended. And they can't help but see how similar what happened to her back then is similar to...

Kirk and Denise start a catering business and enlist the services of the group members who show at John's for food preparation while John is spending the weekend with his son who is having anxiety about his role after Wendy has the baby.

Kate tries to convince Alejandro that they have no future, but an expensive ring and thoughts of his wealth persuade her otherwise. Kirk gets John a cheap stand-by ticket to Hawaii and John is continually bumped during his vacation.