I quite enjoyed playing the piano with Kieran Tierney in the foyer of that five-star billet that Celtic secured for themselves in Austria last week. There he was, tapping away on the ivories, not exactly Ivor Novello, but showing a certain ting, ting, ting ambition to get better. My input was to sit myself down and play a few octaves.

His concert pianist ambitions are one thing; what of his football ambitions? Tierney loves Celtic but it is impossible to believe that he will not be swayed by the lure of Arsenal if the London club stump up the money. Those of us who have spent the past ten days with Celtic in Europe, chatting to various people around the club, became convinced that, if