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
Kenny Shiels the club, having a rejected a move from an English club in the past week. A week later, on 22 May 2012, Shiels signed a two-year contract extension. At the start of the 2012–13 season, Shiels was given two-match touchline ban by the SFA in June, having served one suspension on the last game of the season and miss one match at the opening game of the season. His touchline ban was given over commenting made about a referee's decisions made in a match between Celtic and St Johnstone. Following a controversial penalty in a 2-0 defeat against Hibernian on