The girls circulate a petition to save a 200 year old oak tree which is located on the property of the most hated woman in the neighborhood, Frieda Claxton, who wants the tree cut down.
At Christmas, Tim considers buying the house he grew up in when he learns the current owners plan to renovate.
The Winslow family visits a psychiatrist for advice on how to live with Steve.
Tim and Jill's romantic time together is interrupted when Jill's sister arrives for an unexpected visit.
Tim worries that his mother will lose her investment in his brother's risky business venture; Jill gets glasses.