Bob Cassidy – Bottle Of Truth

Unlock the secrets of two unique bottle gimmicks that enable captivating lie detection and murder mystery performances, perfect for enhancing one-on-one psychic readings. With Bob Cassidy’s innovative techniques, one bottle lets you secretly view colored marbles placed inside, while the other allows you to control the color of the marble that is dispensed. This versatility paves the way for a variety of engaging routines, with Bob detailing two of them.

1st edition 2002; 4 pages plus video