Manchester City took a major step towards retaining their Premier League title with a 1-0 win over second-placed Chelsea on Saturday, opening up a 13-point lead at the top of the table for Pep Guardiola's side.
Following Bayern Munich's brilliant 7-4 (on aggregate) win over FC Porto in the quarter-finals of the Champions League, here's a look at a few memorable come-from-behind victories in Europe's premier football competition.
Images from the UEFA Champions League matches played on Tuesday night.
Leicester City failed to grasp their first chance to clinch the Premier League title when they drew 1-1 at Manchester United on Sunday but they moved ever closer to a first English top-flight crown.
Chelsea moved into the Premier League's top four as Mason Mount's superb first-half goal earned them a 1-0 win at champions Liverpool who suffered a club-record fifth straight home league defeat on Thursday.
Raheem Sterling's stunning individual goal earned Liverpool a 1-1 draw with Chelsea in a rip-roaring League Cup semi-final first leg at Anfield on Tuesday but the dominant Merseysiders could be left to rue a missed opportunity.
Chelsea may have restored some breathing space over Manchester City with a 2-0 win over Newcastle United on Saturday but they have not regained the form that made them runaway title favourites earlier in the season.
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Images from the English Premier League matches played on Saturday.
Paris St Germain substitute Edinson Cavani, criticised by French media lacking composure in front of goal, responded in style to earn a 2-1 home win over Chelsea in their Champions League last-16 first leg on Tuesday.
Arsenal travel across town to a vengeful Chelsea on Saturday knowing that another depressing defeat at Stamford Bridge would see their Premier League title hopes swept away with the lunchtime leftovers.
As Jose Mourinho returns to his Portuguese footballing roots, the Chelsea manager may have to decide which back-up marksman he trusts most to shoot down his old employers at Sporting Lisbon in the Champions League on Tuesday.
How quickly affections can switch in soccer. Where once they would serenade coach Jose Mourinho at Stamford Bridge with an operatic flourish, now Chelsea fans have fallen headlong for another man driving them inexorably to the Premier League title.
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Chelsea striker Tammy Abraham scored a late opportunist double to secure a 3-0 home win for Chelsea over West Ham United in the English Premier League on Monday.
A stunning strike from Jordan Henderson helped Liverpool secure a comfortable 2-1 win at Chelsea on Friday that ended the London club's unbeaten start to the season and underlined the growing potential of Juergen Klopp's side.
With dreams of European glory in tatters, Manchester United, Chelsea and Tottenham Hotspur turn their attention to the FA Cup quarter-finals this weekend clinging to their last chance of silverware this season.
Chelsea must add a new dimension to their brand of football if the champions are to mount a strong defense of the Premier League title they won in some comfort last season, said manager Jose Mourinho.
Inspirational manager Juergen Klopp has rekindled the Anfield flame though and delivered the club's 19th top-flight title, one behind arch-rivals United's record of 20, after finishing runners-up to City in a thrilling race last season.
IMAGES from the EPL matches played on Wednesday
Arsenal fought back from a goal down against old foes Chelsea to reach the League Cup final as Granit Xhaka poked home to complete a 2-1 second-leg win on Wednesday that set up a Wembley showdown with Manchester City.
Poland midfielder Grzegorz Krychowiak has signed a five-year contract with Paris St Germain, the French champions said in a statement on Sunday.
Chelsea manager Antonio Conte was fuming at the final whistle after Pedro and Alvaro Morata were dismissed in extra time and two penalty appeals had been waved away, but the Premier League champions regained their composure to win the shootout 5-3.
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Chelsea manager Jose Mourinho, who said he made "11 mistakes" in his team selection after Chelsea lost to Newcastle United on Saturday, will not want to get it wrong again when Schalke 04 visit StamfordBridge in the Champions League on Wednesday.
Tottenham Hotspur lost their cool and their Premier League title hopes as they let slip a two-goal lead at Chelsea to draw a stormy London derby 2-2 on Monday.
Premier League title race looks poised to be one of the most thrilling in years.
Chelsea coach Jose Mourinho blamed a mystifying loss of focus and confidence among his players for their shock elimination from the Champions League.
Jose Mourinho felt ashamed by racist fans who pushed a black passenger off a metro train in Paris and he hopes the victim will accept an invitation to watch a game at Stamford Bridge to prove such behaviour was not a reflection of the real Chelsea.
Manchester City's eight point advantage after 11 games is leading to talk of the Premier League title race being over in November, but as Manchester United manager Jose Mourinho noted - English football has a habit of throwing up surprises.
Zlatan Ibrahimovic scored the winner as Paris St Germain beat Chelsea 2-1 to knock them out of the Champions League for the second successive season at Stamford Bridge on Wednesday.
Images from Monday's action in the Premier League.
Antonio Valencia's early thunderbolt put Manchester United en route to a 4-0 Premier League victory over Everton on Sunday, but they needed a flurry of late goals to finally subdue their unfortunate visitors.
Diego Costa has turned into a pale imitation of the player who took the Premier League by storm last year and Chelsea must get him firing on all cylinders again to have any hope of salvaging their wretched season.
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With less than a month of the Premier League season left it remains Chelsea's title to lose but Tottenham Hotspur defiantly stayed in contention by grinding out a 1-0 victory at Crystal Palace on Wednesday.
The fixture list suggests that Chelsea should still be able to finish above challengers Tottenham Hotspur. But strange things can happen when the pressure reaches it's greatest intensity and here was certainly something strange about Chelsea at Old Trafford on Sunday.
The departing Didier Drogba threw down the gauntlet to the young Chelsea squad on Sunday as he led Premier League celebrations at Stamford Bridge, telling them they had to win more titles to stand comparison with the class of 2005.
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