There are moments in a season where everything starts to feel fragile. Not broken, not lost, but hanging in the balance. For Celtic, this is one of those moments.
The run-in has arrived. The margin for error is gone. Every pass, every decision, every substitution suddenly feels bigger than it should. And when your captain walks off the pitch before the job is done, people notice.
They always do.
At Celtic Park, the stakes were clear long before kick-off against St Mirren. This was not just another league game. This was survival in a title race that refuses to slow down. Celtic needed control, composure, and above all, leadership in the middle of the park.
That is where Callum McGregor comes in.
From the first whistle, he looked like himself. Sharp. Demanding the ball. Setting the rhythm. When Celtic found their breakthrough, his influence was already there, his effort sparking the move that eventually led to Alex Oxlade-Chamberlain putting the ball in the net.
Everything pointed to a familiar script. Captain leads. Celtic control. Game managed.
But football rarely sticks to the script for long.
As the second half wore on, something began to shift. The tempo dropped. The grip Celtic had on the game started to loosen. St Mirren grew into it, sensing something was different. The midfield no longer had that same authority, that same calm presence dictating play.
And then it happened.
McGregor was taken off.
No dramatic moment. No clear injury. Just a substitution that didn’t quite sit right. Around the stadium and beyond, the same question quietly formed. Why now?
Because when a player like McGregor comes off in a game like this, it usually means something is wrong.
Celtic held on. The three points were secured. But the questions did not disappear with the final whistle. If anything, they got louder.
Only later did the full picture begin to emerge.
Martin O’Neill did not dodge it. He addressed it head on, and in doing so, revealed what had really been going on behind the scenes.
“Callum McGregor, he had a bit of a problem during the week but wanted to play. I’m delighted that he did and really didn’t feel any worse than before.
“I’m absolutely delighted that he got through as much as he did, so we need him. And a few others, but we stayed strong.
“Well I’m not so sure. I think now a few days off for him, I think he’ll be ready.
“I think psychologically, playing the game today was big news for him. Not that we were saving anybody for a semi-final, not at all.
“That’s there, that’s in the next eight days or something. We weren’t saving anybody. He wanted to play, he wanted to start the game and he felt okay to start it. So that’s good and I don’t think he’s done any harm.”
Suddenly, that substitution looks very different.
It was not panic. It was not precaution for another game. It was a calculated risk taken by a player who refused to sit this one out. A captain choosing to step onto the pitch when he was not fully right, simply because the moment demanded it.
And for a while, it worked.
But his absence late on told its own story.
Without McGregor, Celtic lost their rhythm. The passes slowed. The control slipped. St Mirren found space, found belief, and for a brief spell, looked like a team that could punish any weakness.
That is the hidden value he brings. Not just quality on the ball, but order when things threaten to drift.
The encouraging part for Celtic is what comes next.
This is not expected to be a long-term issue. A few days of recovery, a reset, and the captain should be ready again. In a season where injuries have already taken their toll, that matters more than ever.
Because what lies ahead will demand everything.
Big games. Fine margins. Moments where composure decides outcomes.
And in those moments, Celtic will look to the same figure they always do.
The one who chose to play through pain when it mattered most.
The one who sets the tone when everything is on the line.
Callum McGregor stepped up when Celtic needed him.
Now the question is simple.
How much will they need him in the weeks still to come?