Shrinking and Growing Head Illusion (Plastic) by Top Hat Productions - TricksWithout doing a thing, you perform the most talked about illusion in your act! DO NOT CONFUSE THIS WITH ANY OTHER SPIRAL ILLUSION. YOUR HEAD ACTUALLY LOOKS LIKE IT IS INFLATING LIKE A BALLOON! The magician displays a 15 inch, specially made spiral disk; imagine the kind a hypnotist might use. The spiral is spun and you instruct the audience to stare at the spiral and not look away. You start to count backwards from 10 to 1, and when you reach one, you