Career
Before becoming a well-known tournament player, Preston was a rounder, touring the United States looking for gambling action along with Doyle Brunson and Sailor Roberts. Following his WSOP victory he appeared on several talk shows, including The Tonight Show, and had a small part in the 1974 Robert Altman movie California Split. He appeared on I"ve Got a Secret, where his secret involved losing $190,000 in one night of poker.
In the $2,500 Pot Limit Omaha event at the 2000 WSOP he came in second to Philosophy Ivey.
Preston"s tournament earnings total more than $587,000. In January/February 1980, Amarillo Slim hosted the Second Annual Poker Classic, which was the second-most prestigious poker tournament of its time.
This series eventually came to be called the Super Bowl of Poker and continued until 1991. World Series of Poker bracelets.