You will learn how to prepare and gimmick two different kinds of bottles which allow wonderful lie detector and murder mystery effects or which can be used as adjunct in a one on one 'psychic reading.' With typical Cassidy genius one bottle allows you to glimpse colored marbles dropped in and the other bottle allows you to force a certain color of marble dispensed from the bottle. This opens the possibility for many routines. Bob describes two.
1st edition 2002; 4 pages plus video