Trisha is used to being a tomboy and hanging out with the neighborhood guys. Suddenly her pals decide to exclude her from their boy's club and Donna must console her while explaining things to the young girl.
Dr. Dave isn't getting around to the little chores around the house, frustrating Midge. Trisha and her friends decide take on the jobs but Trisha notices Dave just wants to golf with his free time. She has an idea to make Midge happy.
While Doctor Stone is called away for a few days, his colorful father visits. He's driving his prized 1928 Deusenberg, which runs into a fender-bender with Midge. Donna and Jeff decide to prove the accident was actually his fault, due to his erratic driving by secretly filming him on a drive through town.
Mary arrives home from college where she just received an honor in a psychology class she's taking. She starts noticing every quirk and habit of her family and decides to share her textbook analysis to their dismay.