A place at Wembley is the prize as Manchester United host Manchester City in a hotly-anticipated Carabao Cup semi-final on Wednesday night.
All will be decided over just the one match rather than the traditional two legs, with Tottenham Hotspur awaiting the victors in April's final.
This is the fourth time the two Manchester rivals have met at this stage of the League Cup competition and if the drama matches up to the previous three encounters, we're in for a real treat.
1969-1970: Manchester City win 4-3 on aggregate
These were vintage years for both the Manchester clubs even if by the time of their meeting in the 1969-70 semi-finals both were beyond their peak.