Houston's Mattress Mack could win more than $70 million in Astros World Series bet
James McIngvale, also known as Mattress Mack, has bet $10 of his own money to win a total of $75 million if the Houston Astros win the World Series. He is offering incentives to customers to shop at his popular furniture store, Gallery Furniture, with promotional deals. Gallery will give away mattresses to Houston first responders and veterans on Friday.