I always thought this unfinished sentence I wrote was one of my stranger ones. Here are some responses it elicited in January 1993:
Little did the unsuspecting Puritan know that just behind him, a vile charlatan was about to...
...steal his soul with a Kodak. (Tre B.)
...gut him with a crucifix while chanting "Ozzy" lyrics. (Jenni S.)
...offer him a genetically altered tomato. (Jennifer D.)