ElderlyJokes An Old Farmer Has A Watermelon Patch. What Follows Next Is Hilarious. 3.6k Views An old farmer in the country has a watermelon patch and upon inspection, He discovers that some of the local kids have been helping themselves to a feast. The old farmer thinks of ways to discourage this profit-eating situation. So he puts up a sign that reads: “WARNING! ONE OF THESE WATERMELONS CONTAINS CYANIDE!” He smiled smugly as he watched the kids run off the next night without eating any of his melons. The old farmer returns to the watermelon patch a week later to discover that none of the watermelons has been eaten, but finds another sign that reads: “NOW THERE ARE TWO!” See more Previous joke An Old Man, A Boy, And A Donkey Were Going To Town. Next joke An Old Lady Was Planning A Couple Of Weeks Vacation.