It's always tense when the Glasgow giants meet, but this one will have a slightly different vibe. There's jeopardy for both of them, not just from each other but from Hearts and Motherwell, too. The Old Firm are playing catch-up while being hounded from below. It's unique in the lifetime of many, many people who are watching.

And there's been some verbal jousting in the preamble to Sunday. Luke McCowan, buoyed by a goal and a win against Stuttgart on Thursday night, gave it the big one about Celtic being the best team in the country, despite significant evidence suggesting they are not.

"We know that if we're at it, no team in the league touches us," said McCowan the other night. He backs his team. Fair enough, but…

Celtic, as if anybody doesn't already know, are currently sitting third in the Premiership. If it wasn't for their ability to score late winners - 87th and 90th minute in two games against St Mirren, 90th minute and 90th minute in two against Kilmarnock, 90th minute against Motherwell - then their title hopes would have already turned to dust.

Credit to them for having the...