Defender Darryl Westlake fired Kilmarnock ahead in the 50th minute . Midfielder Kris Commons levelled for the home side night . Sub Leigh Griffiths netted three goals in a remarkable 19-minute spell . Celtic moved eight points clear at the top of the Scottish Premiership .
Defender Darryl Westlake fired Kilmarnock ahead in the 50th minute . Midfielder Kris Commons levelled for the home side eight minutes later . Sub Leigh Griffiths netted three goals in a remarkable 19-minute spell . Celtic moved eight points clear at the top of the Scottish Premiership .