Two goals from Wayne Rooney put Manchester United back on top of the Premier League for the first time in five months when they beat West Bromwich Albion 2-0 at Old Trafford on Sunday and Manchester City went down to a 1-0 defeat at Swansea City.
Arsenal shoved Chelsea off the top of the table but Leicester City's Jamie Vardy, with a dazzling hat-trick, was the man of the moment on Saturday as the struggling Premier League champions blew aside Manchester City 4-2.
Chelsea goalkeeper Thibaut Courtois will miss the champions' visit to Manchester City on Sunday after an appeal against a red card for the Belgian international was rejected by the Football Association.
Goals from Freddie Hinds, Bobby Reid and Niclas Eliasson put the visitors through to the third round. Watford finished with 10 men after Jose Holebas was sent off.
Chelsea's Eden Hazard has apologised for kicking a ballboy who was preventing him from retrieving the ball in the League Cup semi-final against Swansea City on Wednesday.
Images from the English Premier League matches played on Sunday
Manchester City could have striker Sergio Aguero available for Monday's Premier League clash with Arsenal after the Argentine returned to full training following a heel injury.
A summary of Tuesday's League Cup matches.
Arsenal's hopes of catching Manchester City for second place in the Premier League suffered a setback.
Raheem Sterling has hailed ManchesterCity manager Pep Guardiola for helping him turn around his year, in particular for encouraging the winger to "enjoy scoring goals".
Manchester City striker Sergio Aguero has been banned for three matches after being found guilty of violent conduct, the Football Association said on Friday.
Arsenal's defence of the trophy ended with something of a whimper as Mikel Arteta's side struggled with repeatedly sloppy defending.
Manchester City have bolstered their attacking arsenal with the signing of Ivory Coast forward Wilfried Bony from Swansea City, the English champions said on Wednesday.
Manchester City secured a record 15th straight victory in all competitions with a 3-1 win at Championship side Swansea City in the FA Cup fifth round on Wednesday.
Premier League champions Chelsea have decided to appeal against the red card shown to Belgium goalkeeper Thibaut Courtois in the 2-2 draw against Swansea City, according to several media reports on Monday.
Manchester City emerged from a trough of despair to beat Tottenham Hotspur 3-1 and move to within three points of the Premier League title at Wembley on Saturday.
Swansea City's hopes of salvaging their place in the Premier League suffered a potentially grievous blow as Ryan Fraser's deflected strike earned Bournemouth a 1-0 win on Saturday to secure another season of top-flight football for the Cherries.
HullCity manager Mike Phelan has been named the Premier League manager of the month for August after guiding the promoted club to an impressive start in England's top flight.
Champions Manchester United travel to Swansea City for their first Premier League match under new manager David Moyes, while Manuel Pellegrini's Manchester City are at home to Newcastle United on August 17.
Manchester United's calamitous week hit rock bottom as Bournemouth famously consigned them to a 2-1 defeat on Sunday and, to rub salt into the wounds, neighbours Manchester City moved back to the top of the English Premier League.
Manchester City manager Pep Guardiola believes that the club's achievements in the Champions League will ultimately determine if his stint in England has been a success.
Later on Monday, West Bromwich Albion and Watford were also charged for failing to control their players in Saturday's league game at the Hawthorns, which the hosts won 3-1
Chelsea demolished the team that succeeded them as Premier League winners when champions Leicester City succumbed tamely 3-0 at Stamford Bridge on Saturday.
Xherdan Shaqiri inspired StokeCity to a convincing 2-0 victory over Premier League leaders ManchesterCity in blustery conditions at the Britannia Stadium on Saturday.
Cesc Fabregas kept alive Chelsea's hopes of finishing in the top four with a quickfire goal in a 1-0 win at Swansea City which leaves the Welsh side facing a major fight to retain their Premier League status.
Premier League leaders Manchester City recovered from two goals down to beat Championship side Swansea City 3-2 at the Liberty Stadium on Saturday and progress to the FA Cup semi-finals.
Footage showed the Leeds players in an open-top double-decker bus, surrounded by a swarming mass of chanting fans enveloped in smoke from flares and fireworks.
Champions Manchester City suffered a stunning 1-0 home defeat to Stoke City on Saturday as their cast of attacking talents were blunted in a lifeless display that cost them their first dropped points of the season.
Arsenal stayed ahead of Manchester United in the race to qualify directly for next season's Champions League when they drew 1-1 at Old Trafford on Sunday while Manchester City made sure of their place in the group stage with a 4-2 win at Swansea City.
News of all that's transpired on and off the football field
Arsenal missed their chance to go back to the top of the Premier League after being forced to play with 10 men for much of the game against London rivals Chelsea on Sunday.
Potter joins Chelsea a day after they sacked Tuchel, with the team sixth in the league on 10 points after six matches.
Images from the English Premier League matches played on Wednesday
Chelsea landed a potentially decisive blow in the Premier League title race with a 2-1 win at Aston Villa on Saturday that put them seven points clear of Manchester City, who self-destructed in a 1-1 draw at home to Hull.
Images from the Enlish Premier League matches played on Sunday.
Chelsea surged to the top of the Premier League with a 3-0 home win over Stoke City thanks to goals from Mohamed Salah, Frank Lampard and Willian at Stamford Bridge on Saturday.
Manchester City produced a blistering first-half performance to win 4-1 at Sunderland in the League Cup third round on Tuesday, inflicting more misery on Dick Advocaat's struggling side.
Sergio Aguero scored a hat-trick as free-scoring Manchester City climbed to the top of the Premier League with an irresistible 6-0 victory against Watford on Saturday.
Chelsea found no chink in Everton's defensive armour as the Premier League champions were held to a frustrating 0-0 draw at Goodison Park on Saturday.
Chelsea ripped apart Premier League title rivals Arsenal in a 6-0 mauling at Stamford Bridge on Saturday to ensure Arsene Wenger's 1,000th game turned sour and Liverpool and Manchester City kept up the pressure with big wins.