Celtic’s 4231 – Barkas, Frimpong, Ajer, Duffy, Laxalt. Brown, McGregor. Christie, Rogic, Elyounoussi. Ajeti

Celtic head north on Sunday for a game few of us would have countered on being quite as vital as it’s become over the last seven days. Confidence in the Celtic camp would have been rock bottom after that performance against theRangers last weekend, a game best confined to the history books now...