2012 Scottish League Cup Final Scottish League Cup Final when they beat Rangers 2–0. Kilmarnock had reached the final five times before without success. Their last previous appearance was in the 2007 Scottish League Cup Final when they lost 5–1 to Hibernian. In the build-up to the match Celtic were considered the favourites and Kilmarnock the underdogs. Celtic had the chance of winning the Treble and the League Cup was the first part of that. Kilmarock manager Kenny Shiels said that he thought Celtic deserved to win the Treble and that they were the best team in Scotland. However, he also felt that his side
Dean Shiels cost-cutting that is due to take place at the club; manager Ally McCoist refuted this. On 8 February 2014, Shiels scored a hat-trick in the Scottish Cup, as Rangers won 4–0 against Dunfermline Athletic. On 10 June 2016, Shiels left Rangers after his contract came to an end. He had made 43 appearances for Rangers in his final season with the club, as they won promotion to the Scottish Premiership. On 25 August 2016, Shiels signed for Dundalk in the League of Ireland Premier Division citing the "lure of European football" as one of the things that attracted him to