Maude and Walter are scheduled to play cards one evening with some friends but Maude is anything but in a card playing mood. Especially since, she just came back from a doctor's appointment with some shocking news. At 47 years old, Maude has become pregnant. Now the hard part, breaking the news to Walter.

Maude pulls out all her high school memorabilia as she awaits the arrival of an old school friend, Phyllis Nash, who was nicknamed both "Bunny" because of an overbite and "Mousie" because of her looks. However, Maude is stunned and becomes envious when she discovers Phyllis is now a beauty with a career to match.