Scorch Supernova is an intergalactic hero who goes to Earth in response to an SOS signal he receives. Upon landing on Earth, he is quickly captured by General Shanker Saunderson and taken to Area 51. Scorch's less-dashing brother, Gary decides to rescue his brother in order to deter his son, Kip from making the perilous attempt himself. When he reaches Earth, Gary is also captured by General Shanker and is reunited with Scorch. While planning to escape, the two discover that Shanker has convinced Lena, an alien leader, to help him build a planet-destroying laser gun. Scorch and Gary barely manage to find a spaceship and escape but are forced into a final battle with Shanker which ends when Shanker accidentally falls to his death.
Katie Mitchell's excitement as her family accompanied her to her new school came to an abrupt end. She was accepted at a prestigious film school, her first choice and a dream come true for her. During the trip, Katie and her family found themselves in the midst of a tech uprising. Their plane ride took a disconcerting turn as a result. The family has no choice but to start on a mission that could save the entire world.
The classic television show gets the full-length treatment as Alfalfa, Spanky, Stymie, Froggy, Porky, Buckwheat and Uh-Huh all appear as members of the exclusive "He-Man Woman Haters Club." Alfalfa's place in the club is threatened when he falls in love with Darla, and a great conflict threatens to break up the gang of happy pals. However, there are other matters that the children must attend to as well. The most pressing challenge that the gang faces is winning a go-kart race, which seems nearly impossible now that bullies Woim and Butch have stolen their prized car. Somehow, they need to find a proper vehicle for the race, but Alfalfa is distracted by the fact that Darla has taken up with a rich kid named Waldo.