article_snippet.sent: Leigh Griffiths took just 19 minutes to score a treble that takes Celtic ever closer to a clean sweep of domestic honours, staking an obvious claim to start in Sunday’s Scottish Cup semi-final against Inverness at Hampden.
article_snippet.sent: You can be angry but the way to get back into the team is to prove you deserve to play - like Leigh did today.
article_snippet.sent: Asked if Griffiths is now a certain starter for Sunday, Deila said:
article_snippet.sent: Griffiths played very well today
article_snippet.sent: Deila shakes hands with Leigh Griffiths, who collects the match ball after his hat-trick .
article_snippet.sent: Griffiths completes Griffiths hat-trick against Kilmarnock on Wednesday at Parkhead to move eight points clear .
article_snippet.sent: Substitute Griffiths came off the bench to spark Celtic into life after lacklustre first-half .
highlights_snippet.sent: Leigh Griffiths came off the bench to score a hat-trick at Parkhead .
  
highlights_snippet.sent: The striker helped Celtic come from behind to beat Kilmarnock .
  