- Man Utd
Barcelona visit London unbeaten after 24 games in the La Liga, bettering the previous best start to a season set by the side in the 2009-10 campaign.
Manchester United host Brighton, whilst Chelsea visit Leicester in the FA Cup quarter-finals.
Just four days before facing Barcelona in the first leg of their Champions League last 16 tie, Conte named a much-changed side with Thibaut Courtois, Cesar Azpilicueta, N'Golo Kante and Eden Hazard not even included in the Italian's squad.
Antonio Conte thanked the Chelsea fans for their loyal support as Eden Hazard's double eased the pressure on the Italian with a 3-0 win over rock bottom West Brom on Monday.
Goals from Daryl Janmaat, Gerard Deulofeu and Roberto Pereyra in the final six minutes handed Watford a welcome first win in six games to move the Hornets six points clear of the relegation zone.
Just five points now separate Manchester United in second from Tottenham Hotspur in fifth.
Tottenham Hotspur ensured the focus switched back to the pitch, stunning Jose Mourinho's Manchester United with a performance full of attacking verve in a 2-0 win.
Olivier Giroud joins compatriots N'Golo Kante and Tiemoue Bakayoko in the Chelsea squad.
The Belgian forward scored his and Chelsea's second goal shortly before half-time when Pedro again initiated an attacking move, his pass releasing Hazard to run at a struggling defence.
Manchester United beat Burnley 1-0 with Antony Martial scoring the only goal of the match in the 54th minute.
Chelsea's Eden Hazard scored two sublime goals to ensure the Blues got al the three points.
Antonio Conte's side finished extra-time down to nine men after late red cards for Pedro and Alvaro Morata at Stamford Bridge.
Conte's side produced a limp display that could easily have seen them beaten by a Leicester team who missed a host of first-half chances.
The 24-year-old England midfielder has signed a five-and-a-half-year contract and will wear the number eight shirt.
Ross Barkley is out of contract at Goodison Park at the end of this season, after rejecting a new deal with Everton.
Bellerin looked set to be the villain of the piece for Arsenal after the Spaniard's foul on Eden Hazard conceded a penalty that allowed the Chelsea star to cancel out Jack Wilshere's opener.
Chelsea rested the likes of Eden Hazard and Cesc Fabregas for the Premier League match against Stoke City.