There's an Oliver Sacks book about odd neurologic disorders called The Man Who Mistook His Wife For a Hat. The titular man had a perception disorder so that he reached out and grabbed his wife's head and tried to put it on his head.
RHH would have to rename his song Wiggle Spoon!
When I was just out of school, I used to refuse to buy red peppers in the store because they were twice as expensive as green ones, but would happily buy music CDs by the dozen!