Celtic should be playing Leigh Griffiths more often - and their reluctance to use him has led to a Scotland snub. Griffiths scored one of the fateful penalties after coming off the bench against Serbia last time out, but when Steve Clarke named his squad for March's upcoming qualifiers, there was no room for the 30-year-old.
Che Adams and Kevin Nisbet were selected among a new-look forward line but Griffiths was left at home, with Clarke explaining that a lack of football made it impossible to select him.
He hasn't started a game for Celtic since January, but legendary striker Hartson reckons that has been an oversight from his former side.
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