The bill can be borrowed and even signed. It is never switched and stays in full view the entire time. There is no switching or swapping of bills or any other cumbersome sleight of hand required.
Answered at 12:53pm on April 20th, 2018 by joshburch (124 karma)
great question! The bill is left in FULL VIEW of the audience the entire time with NO switches :)
Answered at 11:31am on July 14th, 2014 by girspiggy (2360 karma)