Snail's Pace Productions Cartoons Bizzy Buddies

The Ovis Syndrome vaccine is created from the urine of sheep that eat leeks. It's soon discovered that the sheep urine eats through the hypodermic needles, so the World Health and Tyranny (WHAT) recommends switching to caulking guns to administer the injection.

An unpleasant side-effect from the vaccine is you end up smelling like a sulfurous barnyard!