Chelsea winger Pedro Neto apologised for pushing a ball boy during Wednesday's 5-2 Champions League defeat to Paris St Germain.
With 17 goal attempts compared to Chelsea's 10, Arsenal will feel they should have gone home with a bigger margin of victory and it will be all to play for in north London on February 3.
Manchester City, Chelsea and Arsenal progressed to the FA Cup quarter-finals after victories over Newcastle United, Wrexham and Mansfield Town respectively on Saturday.
Arsenal maintained control of the Premier League title race as they chiselled out a nervy 2-1 win over London rivals Chelsea to open up a five-point lead at the top of the table on Sunday.
After Saturday's 2-1 win at Chelsea - their 12th in 13 league matches - Aston Villa have claimed 18 points from losing positions so far this season, more than any other team.
Manchester City seized the opportunity of Arsenal's 2-1 loss at Aston Villa earlier in the day to climb within two points of the leaders.
The commanding scoreline in the cross-town London derby came despite Chelsea's midfield talisman Cole Palmer being ruled out after he felt discomfort on the pitch during the pre-match warmup.
Flamengo overturned a first-half deficit to defeat Chelsea 3-1 in their Club World Cup Group D clash on Friday, with second-half goals from Bruno Henrique, Danilo, and Wallace Yan securing the Brazilian side's second consecutive win in the tournament.
Bruno Fernandes milestone and late drama lift Manchester United past Chelsea with a chaotic 2-1 win over Chelsea at Old Trafford
Liverpool shrugged off the absence of Mohamed Salah as midfielder Dominik Szoboszlai scored an 88th-minute penalty to give them a 1-0 Champions League win at Inter Milan.
Group winners Flamengo were held 1-1 by Los Angeles FC to finish on seven points, one ahead of Chelsea. Esperance finished third with three points while LA FC were bottom with one point.
Sevilla ended defending champions Barcelona's unbeaten streak in the Spanish League with a crushing 4-1 defeat, in Madrid, on Sunday.
Images from the English Premier League matches on Saturday, August 30.
Chelsea beat London rivals Tottenham Hotspur 1-0 on Thursday thanks to a goal by Argentina's Enzo Fernandez
Chelsea recovered to beat West Ham United 2-1 to jump to fourth place in the English Premier League on Monday.
Manchester City bounced back after conceding an early goal to beat Chelsea 3-1 on Saturday
Arsenal defeated London rivals Chelsea 1-0 for their first win in four Premier League games on Sunday as a headed goal by stand-in striker Mikel Merino boosted their faint hopes of catching up with runaway leaders Liverpool.
Brazil's Fluminense continued their fairy-tale run at the Club World Cup with a 2-1 victory over Saudi Arabia's Al-Hilal on Friday in Orlando, Florida, to book their place in the semi-finals.
Chelsea won for the first time in six Premier League matches when they beat relegation-threatened Wolverhampton Wanderers 3-1 at home on Monday.
Chelsea climbed back into contention for next season's Champions League with a 1-0 home win over Everton in the Premier League on Saturday thanks to a fine first-half strike by Nicolas Jackson.
Moises Caicedo's blistering second-half strike cancelled out a Bruno Fernandes penalty as Chelsea salvaged a 1-1 draw with Manchester United on Sunday.
Some lament the FA Cup having lost much of its romance in recent years, in the face of obsession with the Premier League, but this tie had it in bucket loads.
Manchester City have now won only once in 11 games in all competitions.
IMAGES from the Premier League matches played on Sunday.
IMAGES from the Premier League matches played across England on Sunday.
Lewandowski strike gives Barcelona 1-0 win over Alaves
A summary of Sunday's action in the Premier League.
US President Joe Biden greeted his successor Donald Trump at the White House with the message "welcome home" as Trump's motorcade arrived at the official presidential residence. Biden and Trump then went inside the White House for their traditional tea. Trump, 78, will be sworn in as the 47th president of the United States, succeeding Biden, 82. The ceremony has been moved inside the Rotunda from outside the Capitol Hill facing the majestic National Mall.
Images from the English Premier League matches played on Sunday night.
IMAGES from the Premier League matches played on Tuesday.
All the action from La Liga and Serie A matches played on Sunday.
Marcus Rashford and Joshua Zirkzee bagged two goals apiece as Manchester United thumped Everton 4-0 on Sunday in new manager Ruben Amorim's first Premier League match at Old Trafford.
IMAGES from the English Premier League matches played on Sunday.
Manchester City thrashed West Ham United 4-1 in the Premier League on Saturday to claim their first back-to-back wins since October.
IMAGES from the Premier League matches played across England, on Sunday.
Brazilian Casemiro struck late to send Manchester United into the FA Cup quarter-finals with a 1-0 victory over Nottingham Forest as teenagers Jayden Danns and Lewis Koumas inspired Liverpool to a 3-0 win over Southampton on Wednesday.
News of all that's transpired on and off the football field
Images from the English Premier League matches played on Saturday.
News of all that's transpired on and off the football field
Ronaldo answered his critics five minutes after halftime with a superb finish