Once upon a time: There was a virus that makes kittens grow off your body.
The end.
New story!...
Once a pun a time: Err... How do I type this... A stuffed animal the turns you inside-out?... An anomaly that makes useful objects turn into deadly ones?... A bowl of candy that cuts off your hands if you take more than 3 candies?... A giant slug thing that makes you fall in love with it?... (What is that I don't even...) A cake that regenerates itself and if not eaten duplicates itself?.....