Postpublished at 20:05 British Summer Time 17 April 2021
Aberdeen 2-2 Livingston
Five minutes to go and Aberdeen are well on top but Livingston are hanging on.
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Scottish Cup 4th round
FT: Aberdeen 2-2 Livingston (5-3 on pens) - Jay Emmanuel-Thomas nets double - including extra-time penalty - as hosts twice level through Niall McGinn and Florian Kamberi
FT: St Johnstone 2-0 Clyde - Guy Melamed slots early strike & Michael O'Halloran adds second
Stephen Glass takes charge of Aberdeen for first time
Aberdeen will welcome Dundee Utd in last eight
St Johnstone will face either Rangers or Celtic in Glasgow
Kilmarnock, St Mirren, Motherwell & Dundee Utd have all secured quarter-final spots
Colin Moffat
Aberdeen 2-2 Livingston
Five minutes to go and Aberdeen are well on top but Livingston are hanging on.
Aberdeen 2-2 Livingston
Florian Kamberi is looking lively for Aberdeen but he does love an unnecessary step-over, doesn't he?
Aberdeen 2-2 Livingston
A period of Aberdeen pressure ends with the ball ricocheting off the legs of a defender and into the grateful arms of Max Stryjek.
Aberdeen 2-2 Livingston
Jack Fitzwater trudges off and Aaron Taylor-Sinclair takes his place in the Livingston defence.
Aberdeen 2-2 Livingston
Yet another delay as Livingston captain Marvin Bartley goes down with cramp.
Aberdeen 2-2 Livingston
Callum Hendry does well to turn and fashion room for a shot near the edge of the box but the Aberdeen striker drags his shot wide.
Aberdeen 2-2 Livingston
A quick turnaround and off we go again. Will we get a winner in the next 15 minutes or are we heading for penalty kicks?
Aberdeen 2-2 Livingston
We're halfway through extra time and the teams cannot be separated.
Aberdeen 2-2 Livingston
Almost a Scottish Cup hat-trick for Livingston striker Jay Emmanuel-Thomas as he bundles forward, showing great strength, before slipping a shot narrowly wide.
Aberdeen 2-2 Livingston
Niall McGinn has run his race for Aberdeen and the man who grabbed the equaliser in regulation time is replaced by Ethan Ross.
Aberdeen 2-2 Livingston
Hendry is okay to continue but we now have two more players down after a clash of heads.
We're going to have a lot of time added on in extra time.
Aberdeen 2-2 Livingston
Just when it was getting going, we have a long pause after Aberdeen striker Callum Hendry comes off worst in a challenge with goalkeeper Max Stryjek.
Aberdeen 2-2 Livingston
Having been a complete bore for long spells, this match is crackling with energy now as a hooked effort from Niall McGinn drops on to the roof of the net.
Florian Kamberi
Florian Kamberi has his first Aberdeen goal as this game bursts into life in extra-time.
The substitute forward slides in to finish off a nice cross from Niall McGinn.
Aberdeen 1-2 Livingston
Willie Miller
Former Scotland defender on BBC Sportsound
Quote MessageI don't think it's a penalty. There's a little bit of contact, I don't see a tackle, I think he's looking for it.
Jay Emmanuel-Thomas (pen)
Right into the top corner. No chance for the keeper.
Aberdeen 1-1 Livingston
Jay Emmanuel-Thomas goes down in a heap as Dean Campbell challenges from behind.
Very soft.
Aberdeen 1-1 Livingston
The first period of extra-time is under way and Livingston have made a change, replacing midfielder Craig Sibbald with defender Alan Lithgow.
It looks like three at the back now for the visitors.
Aberdeen 1-1 Livingston
Tyrone Smith
BBC Scotland at Pittodrie
Aberdeen have looked a different side since the goal. Stephen Glass will be hoping they can take their new found momentum into extra-time.
Aberdeen 1-1 Livingston
That's it. We'll get another 30 minutes at Pittodrie - and maybe penalties.