Mattress Mack places his biggest bet ever with $4.5 million on
Sports Betting and Horseplaying: Mattress Mack's Big Hedge
Mattress Mack' Delivers a Big Financial Blow to the Online Sports
Mattress Mack' bet: Jim McIngvale wins $75M after Houston Astros
Mattress Mack' Makes Another Massive Wager, Eyes Record-Breaking
Mattress Mack' bet: Jim McIngvale wins $75M after Houston Astros
$15.43M Losses: Mattress Mack's Turbulent History of Sports Betting
Mattress Mack loses two million dollars with the Cowboys' loss and
Mattress Mack' loses record $9.5M Super Bowl bet
Mattress Mack' bets more than $4.5M on Bengals to win Super Bowl LVI
Jim 'Mattress Mack' McIngvale backs Bengals to beat Rams in Super