 He started his career before the game split into two separate organisations during the early 1990s.He accumulated many Open tournament titles including the Belgian Open (1991, 1992), Denmark Open (1991, 1992), French Open (1991, 1993) and the Swedish Open (1991).Harrington's 1991 Winmau World Masters victory over Phil Taylor remains one of Taylor's rare major final defeats - although Taylor was only a one-time World Champion at the time and had lost his world crown to Dennis Priestley in January 1991.