Mystery Box by John Kennedy Magic - TrickA card is freely chosen and signed by a spectator, then shuffled back into the deck. Say, "I'm going to find your card in less than 5 seconds without even looking at the cards!" Hold the deck behind your back for a few seconds, then bring it out and say, "I found it! And guess where it is?" Point to the small box that has been on the table as you claim, "It's inside the box!" This seems completely impossible because the box has been in full view the