Snake Hogan and Squire Skimp scheme to buy the Jot 'Em Down Store for $2,000 cash, plotting to swindle Abner into investing the payout right back into silver mine stock.
While Lum tries to teach a skeptical Abner about bridge and country club etiquette, the silver mine craze turns Pine Ridge upside down—culminating in a scandal involving shorts and bicycles.
Lum and Abner harmonize on "They Cut Down the Old Pine Tree" with Grandpap and Cedric—a four-voice showcase by Chester Lauck and Norris Goff—while Squire Skimp outlines plans for an exclusive country club.
Silver mine fever takes over Pine Ridge as Squire Skimp convinces Lum to adopt a flashy new wardrobe and reinvest his commissions into mine stock to prepare for high-society life.
Down in Pine Ridge, Lum tries to teach a skeptical Abner the finer points of high-society etiquette after a silver mine craze sweeps the town. Meanwhile, Abner finds himself dragged into upper-crust life at Lizabeth's urging.
A high-society craze sweeps Pine Ridge as townspeople quit their jobs and buy into Lum and Squire's silver mine stock. Despite initial skepticism from Abner and Dick Huddleston, Lizabeth uses her charm to get Abner to invest.
Left short-handed at the Jot 'Em Down Store, Abner struggles to keep up with orders while Pine Ridge goes crazy over a high-society craze. When Cedric reveals he bought silver mine stock, Lum arrives to take credit for the scheme sweeping the town.
After a week of being bossed around at the Jot 'Em Down Store, Lum quits and agrees to join forces with Squire Skimp. Despite warnings from Dick Huddleston and an attempted apology from Abner, Lum takes the bait the moment Squire promises to make him president.
After his movie theater burns down, Lum takes a low-paying job working for Abner—only to face constant bossing and gloating. Despite warnings from Dick Huddleston to go easy, Abner pushes Lum too far, driving him to quit and team up with Squire Skimp.
Desperate after losing his theater, Lum takes a job as Abner's store clerk—only to be bossed around as payback for years of Lum's overbearing leadership. Though Abner relishes playing the boss, the dynamic flips the moment a phone order comes in and Lum naturally reasserts control, sending Abner out on delivery.