 After twice breaking his leg at the start of his Sunderland career, Kerr overcame the setbacks to lead the club to FA Cup glory in 1973 by beating strong favourites Leeds United 1-0, a feat which is seen as one of the greatest shocks in English football.The game itself was voted as one of the top ten greatest moments at the old Wembley Stadium.Aside from the FA Cup, Kerr also led Sunderland to promotion from Division Two in 1976.