Mattress Mack Places $1m Bet at Louisiana Casino Opening
Mattress Mack placed a $1m cash bet on the Houston Cougars to win the men's NCAA basketball championship during the grand opening of the Horseshoe Casino in Lake Charles, Louisiana. [Image: Shutterstock.com]
Successful businessman and high-stakes sports bettor Jim "Mattress Mack" McIngvale placed a $1m bet at the opening of the newly renovated…
