Jack McVitie

Jack Dennis McVitie (19 April 1932 – 29 October 1967), best known as Jack the Hat, was an English criminal from London during the 1950s and 1960s. He had acted as an enforcer and hitman for the Kray twins before being murdered by Reggie Kray in 1967. His murder is famous for having triggered the imprisonment and downfall of the Krays.