After almost fifty years as a wife and mother, Enid Lambert is ready to have some fun. Unfortunately, her husband, Alfred, is losing his sanity to Parkinson's disease, and their children have long since flown the nest to the catastrophes of their own lives. Desperate for some pleasure to look forward to, Enid has set her heart on an elusive goal, bringing her family together for one last Christmas at home.

"After a tough year, Lucy, Freddy, and Herb Peach are ready for vacation. Lucy wants to read all of the books on the summer reading list. Freddy wants to work on his art projects (when he isn't stuck in summer school). Herb wants to swim every day. Then their dad makes a big announcement: one of the inventions their mom came up with before she passed away has sold, and now they're millionaires! But Dad has bigger plans than blowing the cash on fun...