In the commercial, Jim McIngvale, who goes by Mattress Mack, is seen wearing a bandanna and puffer jacket, seemingly mixing "Lean" and using "street terms" about a sale at his furniture store, Gallery ...

Mattress Mack's social media posts gained attention — not all of it positive — after he acted in commercials using a persona called "Gangster Mack" to promote a new sale at his company. Jim McIngvale, ...