A pair of dweebs are trying to vacation in the woods when they discover a crashed spaceship. They help the injured alien, who turns into a beautiful woman the next morning. Then with the help of their hillbilly friends the three take on the space preacher.   "Space Preachers: The Musical" is based on the Troma sci-fi cult comedy film "Strangest Dreams: Invasion of the Space Preachers" with music and lyrics by Mark Scarpelli and book by Daniel Boyd.