Earth was invaded by aliens in 1877. No one knows because a Kansas farmer single-handedly stopped it.
Horace MacCauley was a former gunfighter. He gave up killing because growing potatoes wasn’t nearly as stressful. He liked to stay sharp though. Horace routinely shot bottles on a horse cart with his Colt Peacemaker.
As he placed more bottles, an alien spacecraft landed in the lawn. An alien emerged. It had huge muscles and blue skin and a tiny little head on top. Horace didn’t know about aliens. He figured the alien looked funny because it was from New Jersey.
Roc, the leader of all Him’oc starships boomed, “Human! I’ve watched your pitiable low-tech gun. My gun is two-hundred times more advanced than yours.”
Horace whistled, “Two-hundred?”
“Yes! I will wager that I can defeat you in a gun fight.”
“If I win?”
“My fleet of one thousand ships will not invade and destroy Earth!”
Horace struck up a familiar gunfighter’s pose, fingers poised. “Then draw, son.”
“Hang on,” said Roc, examining his gun. “It needs to charge up…”
Written for Flash Fiction for Aspiring Writers: https://flashfictionforaspiringwriters.wordpress.com/2017/04/17/fffaw-challenge-week-of-april-18-2017/
The Colt Peacemaker is known as the gun that won the West: https://en.wikipedia.org/wiki/Colt_Single_Action_Army