The officials for this weekend's powderkeg derby between Celtic and Rangers have been named.
Willie Collum will be the man in charge of the fixture which could go a long way to determining the outcome of this season's league title.
Just three points separate the teams with as many games of the Premiership campaign remaining.
The teams will meet at Celtic Park on Saturday lunchtime in what is sure to be a drama-filled afternoon in Glasgow.
READ MORE: Jack Butland filmed arguing with Rangers fan after win
Collum will be supported by David McGeachie and Ross Macleod as his assistants, meanwhile, Steven McLean has been selected to be on VAR duty.
Graeme Stewart is the assistant VAR, while Don Robertson will try to keep a lid on things on the touchline as the fourth official.
John Beaton had his hands full during the last meeting between the teams on April 7. That game finished 3-3 at Ibrox.
The appointment comes just a matter of months on from Rangers' sentiments regarding Collum and his involvement in their games.
The Ibrox club was left unhappy with the experienced referee after his performance on VAR during the last derby encounter between the teams at Celtic Park on December 30 of last year.
They were left fuming over the failure of VAR to advise referee Nick Walsh to award Rangers a penalty during the 2-1 loss after an Alistair Johnston handball.
It later emerged that Abdallah Sima was offside, and so, that was the reason Collum dismissed the case.
Regardless though, Rangers were left furious over the handling of the situation and the club requested with the Scottish FA that he should not officiate Rangers matches moving forward.
READ MORE: Rangers player embroiled in heated 'fight' with fan outside stadium
Unsurprisingly, this was dismissed by Crawford Allan, the head of refereeing and Collum was placed in charge of Rangers' Scottish Cup clash against Ayr United in early February.
Philippe Clement commented at the time: "I'm happy to be honest. We can leave this story behind us.
"When there's one moment I think a referee isn't neutral I would quit my job, so I'm happy we can leave the past behind.
"For me there was a fault made, it was a clear handball but I'm also not without fault. I make fault every day probably.
"I don't look at people and if they make a mistake they are dead for life or something. No, this is a new game, new situation.
"It's important not to live in the past. I don't want my players also to be living in the past about the last few weeks or months. It's about the next game and performing there.
"And if we make mistakes, you expect to get new chances to prove that you've become better. I'm in that way into life."
Why are you making commenting on The National only available to subscribers?
We know there are thousands of National readers who want to debate, argue and go back and forth in the comments section of our stories. We’ve got the most informed readers in Scotland, asking each other the big questions about the future of our country.
Unfortunately, though, these important debates are being spoiled by a vocal minority of trolls who aren’t really interested in the issues, try to derail the conversations, register under fake names, and post vile abuse.
So that’s why we’ve decided to make the ability to comment only available to our paying subscribers. That way, all the trolls who post abuse on our website will have to pay if they want to join the debate – and risk a permanent ban from the account that they subscribe with.
The conversation will go back to what it should be about – people who care passionately about the issues, but disagree constructively on what we should do about them. Let’s get that debate started!
Callum Baird, Editor of The National
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules hereComments are closed on this article