Article continues below advertisementEven supermodels can be unsanitary.During the Monday, July 28, episode of TODAY With Jenna & Friends, Tyra Banks, 51, revealed an unexpected habit she employs behind the closed doors of her home.Article continues below advertisementTyra Banks' Unhygenic Eating PracticeSource: TODAY With Jenna & Friends/YouTubeTyra Banks eats crumbs off the floor."I clean crumbs by eating them, because if you put it in the trash, you're going to get roaches or something, so just clean it up with your finger or just eat it," she explained.