 He notably played for Hull City and York City having also had spells with Glentoran, Ards, West Bromwich Albion, Nottingham Forest, Blackburn Rovers, Leicester City, Sheffield United, Grimsby Town, Macclesfield Town and Bury.Born in Newtownards, County Down, Fettis started his career with Glentoran before playing for Ards from 1988 to 1991, making 65 appearances in all competitions for the club.He was a firm fans' favourite whilst at Hull City, and on occasion found himself playing as a striker due to injuries at the club, and bagged himself a couple of goals in the process.