This episode introduces Betty Buckley in the contract role of Sue "" Abby"" Abbott. At first she was a special guest star. Tommy breaks his ankles at a touch football game and will miss school for five weeks. Mary moves in with her boyfriend, a young psychiatry students [Doug] . Sandra Sue Abbott is sent to tutor Tommy while he is absent from school.

David's new roommate romance both Susan and Joannie.Tom decides he has been neflecting Nicholas and drives Nicholas crazy by spending too much time with him. Tommy organizes a family garage sale to earn money.

After much debate, Tom and Abby decides on November 9th as their wedding date and agree to let the children handle the wedding plans, but it almost does not happen when things get too crazy. Elizabeth and Nicholas are not as excited about the wedding plans as the rest of the Bradford children.

The children get carried away with the weddind plans and nearly cause the wedding to be canceled. Abby asks Elizabeth to be her maid of honor and develop a special relationship.

Abby suffers a concussion when she falls off a ladder. Tha Bradfords take turns keeping Abby awake by telling her stories and sharing memories, which are flashbacks from previous episodes.

David meets an attractive young woman who is the daughter of a wealthy construction man. Joannie tries to get the family to communicate better using encounter-like truth games. Tom, which helping Nicholas build a car, takes over completely.