Manchester City defeated Manchester United 6-3 at the Etihad Stadium to close the gap on Arsenal at the top of the Premier League to one point.
Both Erling Haaland and Phil Foden scored hat-tricks, scoring twice in the first half to give city a 4-0 lead before sealing the match with hat tricks.
Anthony Martial and Antony added consolation goals for United to make the scoreline more respectable, but City dominated the manchester derby.
City will play FC Copenhagen at home in the Champions League on Wednesday.
United play Omonia Nicosia in their next outing in the Europa League on the road on Thursday.