Liverpool are 21 matches into their Premier League title bid and, remarkably, have failed to win just once.
Jurgen Klopp s side look unstoppable as they charge towards a first top-flight championship since 1989-90, building a 14-point lead – with a game in hand – heading into this weekend s fixtures.
But the one team to halt Liverpool this term, holding the Reds to a 1-1 draw at Old Trafford on October 20, were bitter rivals Manchester United.
Only a late Adam Lallana equaliser to cancel out Marcus Rashford s opener maintained the leaders unbeaten league campaign.
United face Liverpool again on Sunday, visiting Anfield, so we take a look at what went right for Ole Gunnar Solskjaer s men last time and what they must do to earn a result again on Merseys…