M*A*S*H

Season 6, Episode 14

Episode Title: The Merchant of Korea

Air Date: 1977-12-20

Overview:

After Charles hands B.J. two hundred dollars, he begins to take advantage. Everyone gets together and persuades Charles to play poker. He has incredible beginner's luck until Radar discovers that Charles whistles loudly when he bluffs. They all win back their money and then some.