It is the semi-finals of the William Hill Scottish Cup this weekend.
Hearts take on Inverness in Saturday's opening tie and then it is Celtic vs Aberdeen on Sunday afternoon.
Neil Lennon will be hoping Celtic can keep their treble dreams alive.
The Hoops have already pipped Aberdeen in cup competition this season, beating the Dons in the League Cup final in December.
Here's what you need to know about the Scottish Cup semi-final meeting between the sides:
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When and where is Celtic vs Aberdeen?
The game will take place on Sunday, March 14 at Hampden park.
Kick-off is 2pm.
Is the game on TV and can it be live streamed?
You can watch the match live on Premier Sports 1. Coverage will begin at 1.30pm.
The match is available to be streamed on the Premier Player app.
How can I watch it for free?
There is a free one-month trial available for Sky customers - with the channel costing £9.99 per month if you choose to continue your subscription.
The online streaming service Premier Player also has an initial free one-month trial period for new customers.
Free trials are not available for Virgin Media customers but they can still sign up for the channel at the cost of £9.99 per month.
What's the team news?
CELTIC
Attacker Oliver Burke remains a doubt for the semi.
The West Brom loanee has a glute problem and will be assessed before the game.
Dedryck Boyata (hamstring), Craig Gordon, Eboue Kouassi and Daniel Arzani (all knee) are all out and Leigh Griffiths is working his way back from personal issues.
January signing Vakoun Bayo (hamstring) is also out.
Provisional squad: Bain, Toljan, Lustig, Benkovic, Simunovic, Ajer, Tierney, Izaguirre, Brown, Rogic, McGregor, Ntcham, Bitton, Sinclair, Hayes, Forrest, Burke, Weah, Christie, Edouard, Johnston, De Vries.
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ABERDEEN
Dons skipper Graeme Shinnie is suspended for the semi-final clash after picking up his second booking during the quarter-final replay win over Rangers.
Dean Campbell is back from a foot injury but Gary Mackay-Steven (calf), Shay Logan (ankle), Tommie Hoban (knee) and Frank Ross (back) are still missing.
Provisional squad: Lewis, Ball, Lowe, Considine, McKenna, Devlin, Halford, Campbell, Gleeson, Ferguson, McGinn, Cosgrove, May, Wilson, Stewart, McLennan, E Ross, Cerny.
Betting odds
Celtic 4/7
Aberdeen 5/1
Draw 11/4
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