EMBED >More News Videos Mattress Mack makes wager with customers pending Astros success.

EMBED >More News Videos 'Mattress Mack' opened his stores to residents displaced by the flooding.

HOUSTON, Texas (KTRK) -- If there is any Houstonian who deserves an Astros World Champions ring, it's Mattress Mack.The daughter of Gallery Furniture owner Jim McIngvale revealed on Instagram Friday afternoon that her father was the recipient of one of those gorgeous World Champ rings.Mattress Mack was one of 'Stros most vocal supporters, and even gave out $10 million in rebates to Astros fans willing to take a chance by buying a mattress from Gallery Furniture.