Philip K. Dick 
Hanging Stranger 

TV repairman Ed Loyce sets out for what he thinks will be a typical day at work — and finds himself in a world in which everything has been turned topsy-turvy. The first indication that things are amiss occurs when Loyce spies a stomach-turning abomination in the town park — and none of his fellow citizens seem to care. Find out what’s gone wrong by reading this chilling short story from master of the weird Philip K. Dick.