Bob Cassidy - Bottle Of Truth
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