Mattress Mack's Astros promotion is Gallery's biggest as Houston
Mattress Mack' wins $75M as Astros claim World Series title
Houston's Mattress Mack offered a free mattress promotion if the Astros won the World Series. He hedged part of his promotion with HUGE bets on the Astros in Vegas. : r/baseball
Gallery Furniture to pay out $10M in refunds for World Series promotion - Houston Business Journal
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Astros World Series wagers win 'Mattress Mack' $72.6M, Betting
Mattress Mack continues his tradition with $20M Astros World Series bet, promotion
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Texas mattress mogul bets big in N.J. for World Series promo - WHYY
Mattress Mack will win over $35M -- including a record $22M on one bet -- if Astros win 2021 World Series
Mattress Mack Up to $10 Million in Bets on Houston Astros' World Series Futures