Spaced Invaders -

: Because it is Halloween, the townspeople assume the four-foot-tall Martians are just children in high-quality costumes.

: The Martians attempt various acts of "conquest," but their ineptitude and the holiday atmosphere constantly derail their efforts. Spaced Invaders

: Tensions rise when a relentless Enforcer Drone from their ship refuses to let them retreat, forcing the Martians and humans to work together. : Because it is Halloween, the townspeople assume

: After destroying the drone, the Martians depart. They accidentally jettison their sewage tank over Wrenchmuller's farm; the Martian manure causes his green beans to grow six feet tall, saving his farm from bankruptcy. Spaced Invaders movie review & film summary - Roger Ebert : Because it is Halloween