From a hospital bed at St. Lukes where he was being treated for an unspecified condition, Mattress Mack, well, he did what Mattress Mack does. Jim McIngvale, a Houston businessman and community ...

A person sleeps in one of Gallery Furniture's beds during the storm on Wednesday, Feb. 17, 2021. Claire Goodman / Staff writer.

In celebration of Military Appreciation Month and the brand’s 70th anniversary, Denny’s is partnering with Gallery Furniture owner, Jim “Mattress Mack” McIngvale, for a special honor.

Mattress Mack's Gallery Furniture handed out more than 250 free mattresses Friday to veterans and military personnel as part of a Memorial Day promotion.