Kenny Shiels an "outrageous fabrication" on turning against him. He since he has no regret accusing Dallas, insisting it was a clear conscience. Once again, Shiels received a four-game ban after being found guilty of two charges over comment about Andrew Dallas. In March 2013, Shiels signed a returning striker, Kris Boyd, whose team [Kilmarnock] which he started his career with, on a free transfer. At the end of the 2012–13 season, with the club finished ninth place, endured their worst home record in more than 30 years, Shiels future at Kilmarnock was in doubt after making comment about Celtic in a
Marko Nikolić (football manager) before being promoted to the senior squad in 2008. He served as assistant manager to both Mihailo Ivanović and Aleksandar Janjić, eventually replacing the latter one on 26 October 2008, after the club earned just five points from the opening nine fixtures. Three days later, Nikolić became the youngest manager ever in the top flight of Serbian football, recording a 1–0 win over Vojvodina. He ultimately managed to save the club from relegation that season, finishing in ninth place. On 23 May 2011, two rounds before the end of the 2010–11 season, Nikolić secured a spot in the 2011–12 UEFA