Kristin was the daughter of American football star Tom Harmon and model and actress Elyse Knox.

[4][5] In 1965, she co-starred with Rick in the romantic comedy Love and Kisses, in which they demonstrated the troubles of a young couple of school age who get married—an "inspired casting", according to one critic.

[2] Kristin's brightly colored compositions found favor with Jacqueline Kennedy, Mia Farrow, Tyne Daly, Dwight Yoakam and other celebrities.

[11] Subjects include When the Kennedys Were in the White House (1964) and The Day He Died (1990), a memorial to her father painted on a window frame that depicts a country church and rain clouds.

[citation needed] Rick, a non-practicing Protestant, received instruction in Catholicism before the wedding[17][18] and signed a pledge to have any children of the union baptized in the Catholic faith.

[16] The couple went on to have three more children, but their extravagant lifestyle forced Rick to tour for long periods, placing great pressure on the marriage.

[20] In October 1977, Kristin filed for divorce and asked for alimony, custody of their four children and a portion of community property, but the couple temporarily reconciled.

Rick was required to pay family expenses such as property taxes, medical bills, and school tuition.

Their daughter, Tracy, was born six months after the wedding on October 25, 1963, at St. John's Hospital in Santa Monica, California.

[43][44] At six years of age, he was placed in the care of his maternal grandparents[37][38] and became the subject of a custody battle between Nelson and her brother, actor Mark Harmon in 1987, when he accused her of being an unfit parent.

[3] Sam earned a degree in psychology and a minor in film from Boston College and has been working in the music business.

Sam's psychiatrist testified that the 13-year-old boy depicted his mother as a dragon and complained about her mood swings and how she prevented him from being with his siblings.

[3] During his parents' divorce battle between 1980 and 1982, Sam was under the care of his aunt Kelly before moving in with his grandparents for 18 months and eventually going to live with Harmon and his family.

Her daughter Tracy confirmed her death on Facebook four days later,[3][50] writing that "her heaven would be her dogs, sushi, and a Santa Fe sky.