Victory for Brendan Rodgers’ side on Boxing Day 2013 would have seen them return to the summit of the top-flight table, while three points for City would move us to within one point of the top.
Everything pointed towards a fascinating encounter at the Etihad, which saw the visitors draw first blood when Phillippe Coutinho tapped into an empty net after Raheem Sterling had rounded Joe Hart.
But City regrouped and were level within six minutes when Vincent Kompany rose highest to head home from a corner.
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Manuel Pellegrini’s men continued to turn the screw, and Alvaro Negredo wrapped up the points in first half stoppage time.
Picked out by Jesus Navas, the Spaniard’s lofted effort squirmed through the palms of Liverpool goalkeeper Simon Mignolet and into the net to complete the turnaround.
Check out the highlights in the video player above.