Jim McIngvale has now bet over $6 million on the @houstonastros to
Mattress Mack' places $3.5 million bet on Astros to win World
Mattress Mack' to win around $35 million if University of Houston
Mattress Mack': Houston Astros superfan has wagered $10 million to
Mattress Mack hits home run with $10 million bet on an Astros win
Who is this 'Mattress Mack,' and why does he do what he does
Mattress Mack to receive record sports betting $75 million payout
Mattress Mack' makes another $1M wager on Houston to win NCAA
Rovell: Mattress Mack One of Two Bettors To Lose $1 Million on