Forbes on X: Jim McIngvale, otherwise known as Mattress Mack, bet
Mattress Mack Lost $9.5 Million in Super Bowl Bets When Rams
Super Bowl 56: Mattress Mack laid a $9.5 million jinx on the Bengals
Final Four 2022 - After string of losses, 'Mattress Mack' bets
Mattress Mack' placed the largest mobile sports bet in history on
Mattress Mack loses $9.5M on Super Bowl LVI bet
Who is big-time Kentucky Derby bettor 'Mattress Mack'?
Bettors win thanks to Maher, Jags; Mattress Mack loses big on
Will Everyone Please Stop Calling 'Mattress Mack' A Sports Bettor?