John Clark was a true Celtic legend.Not only was a Lisbon Lion, he is also the second longest serving figure in the Bhoys’ history, having been a player, coach, assistant manager and kit man.This is his fascinating story.Every week, you can listen for free to more tales from Celtic’s past, as told by Matthew Marr (Hail Hail History).You can also take part in free walking tours which visit the sites that have shaped the Bhoys’ history...

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