Mattress Mack' plans to bet $2M on Houston Astros in Game 7
Mattress Mack places massive bet on Houston Astros to win World
Jim 'Mattress Mack' McIngvale eyes $75 million World Series payout
Mattress Mack flies to Iowa, Vegas to drop $4M in Astros bets
Astros superfan 'Mattress Mack' loses $2 million betting against
Mattress Mack could cash in on big bet if Astros win World Series
Mattress Mack elevates Louisiana sports gambling brand with
Jim 'Mattress Mack' McIngvale bets $2 million on Cowboys to beat
Famous bettor drops $2 million in cash on Cowboys over Niners