"Quick change" is a form of the Short
Con in which
the Hustler confuses a cashier
into giving more
change than they should. The most lucrative quick change technique is the "progressive", in which
smaller denomination bills are thrust
back at the cashier
for consolidation into a higher denomination. "Here, give me a five for these ones." (then, while holding the five and the ones...) "Oh, wait. Go ahead and give me a 10. Let me see... one, two, three, four and five is .. yeah, a 10. Thanks."
If you were paying attention, that was five dollars
becoming 10. A quick change artist can keep that rolling until he ends up walking away with a $100 bill.
* In the novel American Gods, Mr. Wednesday casually pulls
of quickchanging, involving a credit card as well as cash, on a gas-station
attendant. The exact details aren't mentioned, however: Neil Gaiman
once stated in an interview that he'd deliberately tried to obfuscate the details of the cons used in the book, to prevent anybody
from trying to replicate them in real life. (Didn't actually work, though. One of the bigger cons in the book was successfully replicated by a Canadian fan, who walked away with more than
* An old Abbott and Costello routine
does a quickchange variation relying on Abbott's fast talk and Costello's stupidity. "Could you give me two 10s for a five?"
* In the South Park episode "Scott Tenorman Must Die", the titular Tenorman pulls this
one on Cartman. Tenorman really
pays for it later.