Point out the King is clearly in the middle of the five cards.
Show them the back of the cards and ask them to put a paper clip on the King of Hearts.
MOST PEOPLE WON'T GET IT ON THE FIRST TRY!
MANY WON'T GET IT ON THE SECOND TRY!
The optical illusion is so strong that people will want to show it to their friends. Kings Fool will be shown to more people than any other business card you will ever own.
