Killer Klowns From Outer Space (1988)
This 1988 comedy-horror depicts a small town that becomes terrorized by a group of alien clowns. People of the town are too dimwitted to recognize the threat, and one by one fall victim to the clowns' hilarious arsenal of weaponry.
Shawn of the Dead (2004)
Simon Pegg and Nick Frost star in this classic spoof of zombie movies. The main protagonist, Shawn is seemingly having the worst day of his life, to turn things around he sets off to win back his ex, but unfortunately for him a zombie apocalypse in currently underway.
Slither is a comical alien story about a small town under attack by parasitic alien worms that infect the brain and turn people into monstrous zombie-like creatures.