Oli McBurnie netted in stoppage time for struggling Sheffield United to secure a 2-2 draw with Chelsea.
Midfielder Alexis Mac Allister scored the crucial goal that helped return Liverpool to the top of the Premier League and ease any nerves about an early wobble in the title run-in.
Arsenal boss Mikel Arteta described his side's 6-0 thrashing of Sheffield United as "a great night" as they climbed to within two points of leaders Liverpool.
Arsenal moved back to within two points of the Premier League summit with a ruthless 6-0 win away to shambolic Sheffield United on Monday night.
Sheffield United manager Chris Wilder faces a charge from the Football Association following his unconventional outburst concerning a sandwich-eating linesman.
Rodri and Julian Alvarez struck as Manchester City closed out a remarkable year with a routine 2-0 win over Premier League bottom side Sheffield United.