According to Renee Brown, a single mother and bartender at The Railyard bar in Houston, Texas, rapper Post Malone channeled his inner Kris Kringle, gifting her an enormous tip on a day that started out unusually to begin with.

A River Oaks waitress left her late-shift significantly richer after singer and rapper Post Malone played Santa Claus just before he performed with Beyoncé at the Texans-Titans game. According to new reports,