Jose Mourinho and Pep Guardiola will meet again next month after Manchester United and Manchester City were drawn to face each other in the fourth round of the EFL Cup.
The match, which will be played at Old Trafford on October 25th or 26th, will present Mourinho with the opportunity to exact revenge on his old adversary following United's 2-1 defeat to their local rivals at home earlier this month.
While United v City is undoubtedly the tie of the round, there are a couple of other tasty fixtures.
West Ham host Chelsea, while Liverpool welcome Tottenham to Anfield.
Arsenal, meanwhile, go head-to-head with Championship outfit Reading.
How they reached the fourth round
United secured their place in the fourth round draw thanks to a 3-1 victory over Northampton Town this evening.
Chelsea marched into the next round after a thrilling 4-2 victory over Leicester City on Tuesday night while Arsenal hammered Nottingham Forest 4-0.
Elsewhere, Liverpool beat Derby County 3-0, Tottenham thrashed Gillingham 5-0 and Pep Guardiola sealed another victory against Swansea City.
EFL Cup fourth round draw in full
West Ham v Chelsea
Manchester United v Manchester City
Arsenal v Reading
Liverpool v Tottenham
Bristol City v Hull City
Leeds v Norwich
Newcastle v Preston
Southampton v Sunderland
Which team will win the League Cup? Have your say by leaving a comment below.