Deprived city boy, Pete, arrives on the farm and uses his urban smarts to get the McCoys to do his assigned chores for him. A good lesson is learned by all.
Amos is not thrilled that Luke offers the McCoy barn for a Grange fund raising play but Amos' resistance softens when he learns Fay Wray will join the production but then becomes envious of George's lead opposite the actress.
Grandpa, Luke, and Kate return to Smoky Corners for Great Grandma McCoy's 100th birthday, but worry that their modest keepsake gifts don't measure up to those given by the newly-prosperous McCoys who remained in West Virginia.
While still visiting relatives in West Virginia, Grampa is reintroduced to an old flame, who he remembers well - but she doesn't seem to remember him, at all.
Kate falls for a charismatic door-to-door cosmetics salesman's pitch, and she blows the cookie jar money on makeup. Her efforts are lost on Luke, and it doesn't take long for Grampa to notice the money is missing from the jar.
Luke gets caught up in the Christmas spirit and wants to buy Kate a diamond ring that he can't afford. After he buys it, he tries to sell it to pay for Kate's hospital bill. Luke and Grandpa find out what Kate has for them on layaway.