Spanky McFarland and Alfalfa Switzer lead the He-Man Woman Haters Club, an exclusive treehouse-based boys' club dedicated to avoiding the alleged cooties and emotional drama of girls. Their ultimate showdown approaches at the upcoming annual go-kart race, where Alfalfa is chosen to pilot the club’s prized, state-of-the-art vehicle, "The Blur." However, the entire operation faces a catastrophic crisis when Alfalfa falls disastrously in love with Darla Hood, a charming local girl from
the neighborhood.Motivated by a pure, romantic desire to win Darla's heart, Alfalfa sneaks off to serenade her, inadvertently betraying his brothers-in-arms. When the rest of the club discovers Alfalfa’s secret romance, they view it as the ultimate treason. Their anger peaks during a disastrous ballet recital where Alfalfa’s cover is blown, leading to his
public humiliation and expulsion from the club. Compounding the boys' mounting misfortunes, a slick, wealthy newcomer named Waldo floats into town. Waldo uses his vast financial resources and expensive gifts to woo Darla, leaving a heartbroken Alfalfa desperate to win her back.Driven by jealousy and a need to prove his worth, Alfalfa decides he must win the prestigious go-kart race and the substantial cash prize to buy Darla a proper, diamond-worthy ring that can compete with Waldo’s flashy jewelry. Meanwhile, the remaining club members scramble to build a new kart after a series of slapstick mishaps destroys their original vehicle. Spanky, still harboring resentment, struggles to keep the team focused on the impending race against Waldo and his bullying sidekicks, Butch and Wooyay.On the day of the high-stakes neighborhood race, chaos ensues on the winding asphalt track. Alfalfa, initially barred from competing, fights his way into the event. Through a series of daredevil maneuvers, comical crashes, and sheer determination, "The Blur" battles neck-and-neck against Waldo’s aggressively modified machine. In the chaotic final stretch, Alfalfa’s kart loses its wheels, forcing him and Spanky to literally run the kart across the finish line, miraculously securing first place.The victory mends the fractured friendship between Spanky and Alfalfa, proving that loyalty triumphs over stubborn pride. Recognizing Alfalfa’s genuine devotion, Darla rejects Waldo's superficial advances and chooses Alfalfa instead. The He-Man Woman Haters Club undergoes a humorous and inevitable ideological evolution; the boys realize that girls aren't so terrible after all, leading to the playful formation of a newly integrated club where everyone is finally welcome.