Unai Emery returns to the scene of one of his few managerial failures on Tuesday, aiming to land a huge blow to former club Arsenal's ambitions of a first Premier League title for 22 years.
Arsenal responded to the pressure applied by Manchester City by beating Brighton 2-1 to retake top spot in the Premier League after Rayan Cherki inspired Pep Guardiola's side to victory at Nottingham Forest.
Arsenal resisted a late fightback from Brighton on Saturday to keep hold of first place in the Premier League and stay ahead of Manchester City.
Aston Villa face a tough challenge at Chelsea on Saturday after muscling their way into the Premier League title race alongside Arsenal and Manchester City.
Arsenal goalkeeper Kepa Arrizabalaga is relishing the prospect of knocking former club Chelsea out of the League Cup following his key role in a penalty shootout win over Crystal Palace.
Crystal Palace defender Maxence Lacroix had a miserable evening, scoring an own goal and missing the decisive penalty.
Mikel Arteta has hinted that he is ready to hand Gabriel Jesus his first start in nearly a year in Arsenal's League Cup quarter-final against Crystal Palace on Tuesday.
Viktor Gyokeres ended a barren goalscoring run from the penalty spot to send Arsenal back top of the Premier League with a hard fought 1-0 win at Everton.
Mikel Arteta believes his transformation of Arsenal has put the Gunners in a position to win major trophies as he celebrates six years as manager.
Arsenal avoided a major embarrassment against Premier League bottom club Wolves on Saturday.
Gabriel Jesus will have to compete with Viktor Gyokeres and Kai Havertz, currently sidelined with a knee injury, to be the focal point of Arsenal's attack.
Mikel Arteta defended injury-hit Arsenal's training methods despite admitting his side are in a "dangerous" situation with their fitness problems.
The Premier League title race was blown open after Aston Villa struck in stoppage time to beat Arsenal 2-1 on Saturday. Emiliano Buendia scored at the death in a thrilling finish at Villa Park that stunned first-placed Arsenal.
Liverpool needed a late own-goal to salvage a 1-1 draw with Sunderland at Anfield, whilst Chelsea suffered a shock 3-1 defeat to relegation-battling Leeds United.
Chelsea captain Reece James reckons his "dominant" side made a statement in holding Premier League leaders Arsenal to a 1-1 draw despite losing Moises Caicedo to a first-half red card.
Despite a red card for Chelsea midfielder Moises Caicedo, the Blues took the lead thanks to Trevoh Chalobah.
Cole Palmer is fit for Chelsea's top-of-the-table clash with Arsenal in the Premier League on Sunday after recovering from a broken toe sooner than expected.
Liverpool have suffered six defeats in their past seven league games, with few signs that Arne Slot is getting a grip on the situation.