Demi Lovato’s MMA fighter ex Guilherme ‘Bomba’ Vasconcelos dead at 38 admin 2 hours ago World Leaks Comments Off on Demi Lovato’s MMA fighter ex Guilherme ‘Bomba’ Vasconcelos dead at 38 2 Views Though a cause of death was not provided, the Brazil-born athlete’s uncle and godfather suggested his combative career may have played a role. Share Facebook Twitter Stumbleupon LinkedIn Pinterest