Season 4
| Episode 20 -
The Human Duplicators
Movie Plot: Similar to "Invasion of the Body Snatchers", this is a film about an alien sent to earth to duplicate people and take over the planet.
On the SOL: Joel invents the beanie-chopper: a beanie that flies / the crew makes models of the spaceship from the movie out of household items / Servo duplicates himself several times / Hugh Beaumont visits the SOL.
In Deep 13: The Mads invent the Fridge Alarm, Will Conrad breaks into the Mads fridge anyway.