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Mattress Mack drops $13,000 on Kentucky Derby Future Wager
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What to know about Mattress Mack, the Astros newfound hero
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Pancreatic Cancer Action Network
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Promise Archive MD Anderson Cancer Center
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RAW VIDEO: Mattress Mack with Gallery Furniture gives donations to
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Stories Rotary Club of Prior Lake
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Mattress Mack donates $500,000 to cancer research
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Jim 'Mattress Mack' McIngvale bets $2 million for Astros to win World
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Houston art gallery to auction Claude Monet painting 'Sea Side
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Mattress Mack donates $500,000 to cancer research
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M.D. Anderson Foundation funds neurodegeneration research
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Back at it: Jim 'Mattress Mack' McIngvale donates even more money
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Mattress Mack' scores $75 million payday with Astros' World Series
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Inside rise of 'Mattress Mack', the biggest Kentucky Derby bettor
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Mattress Mack donates $50K toward Mary Lou Retton's medical costs