A salesman visits Chicago and goes to a street where he can have lots of fun. As the story is told, four cards are counted and each time a different card appears with a red back. The salesman returns to Chicago again and thinks he is on the correct street. This time as the four cards are counted, they have completely different faces and now have BLUE BACKS! The constant changes, both front and back, will amaze your audiences. The method is easily mastered with a few minutes of practice. What you get: Full color cards printed on poker-size backs with full instructions.