Spread out three cards for the spectators to see and memorize. Then place these selected cards back in the deck. Now place the deck in the open palm your left hand. Use the fingers of your right hand to create a magic like actions on the deck of cards. The spectators shall gulp in horror because what happens is that the cards start moving itself on your left palm. First of all the deck shall move towards the right and leave a card at the right side of your hand. Then the deck shall move itself towards the left side and leave a card on the left. Finally the deck shall move forwards and shall return back after leaving the third card over there. Now show these cards to the spectators. These are the ones that they had selected at the beginning. That's it.