Furniture store owner Jim 'Mattress Mack' McIngvale bets $3.46M on underdog Tampa Bay Buccaneers to cover 3.5-point Super Bowl spread - ESPN
Texas millionaire places largest mobile bet ever on Super Bowl - AS USA
A $3.5 Million Bet Has Been Placed On The Super Bowl - The Spun: What's Trending In The Sports World Today
Texas man 'Mattress Mack' wins $3.4 million bet on Tampa Bay Buccaneers in Super Bowl LV - ABC7 Chicago
March 10, 2019 Akron Beacon Journal by Mike Shearer - Issuu
Daily Courier, December 11, 2009 by Digital Courier - Issuu
Texas businessman lays down $3.4M bet on Tom Brady, Bucs to cover Super Bowl spread
Mattress Mack placed $3.46 million bet on Super Bowl
Sports Betting - ABC7 Los Angeles