Here is a round-up of results from the European League matches played on Wednesday
Barcelona first struggled to come to terms with their shock 4-0 defeat to Paris St Germain in the Champions League last 16 first leg but have sparkled in their last two games and are daring to believe they can defy history by reaching the quarter-finals.
Bayern Munich will not only have to overturn a 3-0 Champions League semi-final first leg deficit against Barcelona on Tuesday but they will have to do it against a superb defence and in the midst of their biggest slump in years.
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Juventus will be hoping to make it 11 victories out of 11 against French teams in knockout ties when they face AS Monaco in the second leg of their Champions League quarter-final on Wednesday.
Ayew strikes as Palace hold Southampton to 2-2 draw
Manchester City crushed Leeds United 7-0 at the Etihad Stadium on Tuesday to make it seven Premier League wins a row and move four points clear at the top of the table.
Barcelona wasted a golden opportunity to extend their lead at the top of LaLiga as they were shocked 1-0 at lowly Almeria on Sunday thanks to a first-half strike by El Bilal Toure.
Images from UEFA Champions League matches played on Wednesday.
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Van Dijk was substituted early in the game when Everton goalkeeper Jordan Pickford made a reckless challenge in the box, which left Liverpool manager Juergen Klopp fuming.
A leap in commercial and broadcast revenue lifted Manchester United into second place behind Real Madrid on the list of the world's richest clubs in 2013-14, according to Deloitte's latest Football Money League.
Last season's runners-up Liverpool, big-spending French league champions Paris St Germain and Carlo Ancelotti's Napoli were thrown together in the pick of the groups while holders Real Madrid must face last season's semi-finalists AS Roma.
La Liga champions Barcelona fell to their first opening day defeat of the season in 11 years when they were beaten 1-0 at Athletic Bilbao thanks to a sensational late overhead kick from veteran striker Aritz Aduriz.
Chelsea, Bayern Munich, Real Madrid and Juventus consolidated their top-flight leads at the weekend while Paris St Germain proved too strong for Ligue 1 leaders Olympique Marseille.
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Included in Barcelona squad to face Dortmund
Images from Wednesday's action in the Champions League.
The second-half strike gave Belgium a 1-0 win that saw them move into the second round as Group G winners over England, though victory means they face much the tougher half of the draw.
Real Madrid's Karim Benzema rescued his side again by scoring two late goals to snatch a 2-1 win at home to Elche in La Liga on Saturday and revive his side's hopes of catching leaders Atletico Madrid.
Last season's Bundesliga top scorer Robert Lewandowski scored his first competitive goal for new club Bayern Munich but the champions had to settle for a 1-1 draw at Schalke 04 on Saturday.
Ronaldo back for Man Utd but injured Shaw faces weeks out
Napoli rediscovered their scoring touch as they brushed aside Inter Milan 3-0 on Friday, sending their opponents' new coach Stefano Pioli back to the drawing-board.
Liverpool manager Juergen Klopp says his team can compensate for their lack of Champions League final experience by showing greater desire and work-rate than Real Madrid in Saturday's clash in Kiev.
Tottenham Hotspur striker Harry Kane was named player of the month after scoring six goals in four league games.
Substitute Sergio Araujo struck a late equaliser as Las Palmas held Real Madrid to a 2-2 draw and left them with a one-point lead over Barcelona at the top of La Liga on Saturday.
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Check out the top footballers of the weekend...
New of all that's transpired on and off the football field on Saturday.
Klaas-Jan Huntelaar has gone on to become one of the Bundesliga's most prolific strikers since he was shunned at Real Madrid and will finally have a chance to show his former club what they are missing on Wednesday.
Manchester United's hopes of salvaging their season in the Europa League suffered a stinging setback when they lost 2-1 at Danish side Midtjylland in the first leg of their last-32 clash on Thursday.
'So, the Champions League final will be played between two teams who just don't know when they are beaten,' says Suhit K Sen.
Union Berlin's Paul Jaeckel scored a 76th-minute winner to give his team a 1-0 victory at VfB Stuttgart on Sunday and send them two points clear at the top of the Bundesliga.
Luis Suarez struck a clinical hat-trick as Liverpool thrashed West Bromwich Albion 4-1 at Anfield to keep pace with Premier League leaders Arsenal on Saturday.
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Costa turned Juanfran's low cross into the net in the 69th minute for Atletico's third goal in the first leg of the last 16 tie against third division Lleida but immediately limped to the sidelines. He did return to the pitch, however, and completed the game despite bleeding from his knee.
Mesut Ozil helped Arsenal shake off the hangover of a midweek pounding in Germany with a starring role in a 3-0 win at Aston Villa while sloppy Liverpool lost 3-1 at West Ham United in the Premier League on Saturday.
News of all that's transpired on and off the football field on Friday
Leicester City stumbled on their march towards the Premier League title when they drew 2-2 with West Ham United and had goalscorer Jamie Vardy sent off at the King Power Stadium on Sunday.
Barcelona's lead at the top of La Liga was cut after a second consecutive defeat and LeicesterCity's improbable march towards the Premier League title showed no sign of slowing as they won a fifth straight match. Juventus stayed six points clear of Napoli after Italy's top two both won and Bayern Munich extended their Bundesliga lead to seven points. Here is a summary of results from football matches played across Europe over the weekend.