Notorious gambler 'Mattress Mack' messages Dak Prescott after
'Mattress Mack' makes $4.5M bet on Super Bowl, Betting
NFL news: 'Mattress Mack' makes largest bet in history on Rams vs
Mattress Mack who won £65m offers betting advice along with two
Mattress Mack places his biggest bet ever with $4.5 million on
Jim 'Mattress Mack' McIngvale backs Bengals to beat Rams in Super
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Mattress Mack' drives from Texas to Louisiana to place $4.5million
Businessman Jim 'Mattress Mack' McIngvale places $5 million bet on
2022 Super Bowl: 'Mattress Mack' places record-setting $4.5M bet