Following public comments from La Liga chief Javier Tebas, who said it was "not ideal" for the second El Clasico meeting between Real and Barca last season to be played with the latter having already won the league title, the two sides will face off earlier this campaign.
Valencia's Paco Alcacer and Dani Parejo both hit doubles in a surprise 5-1 away thrashing of high-flying Celta Vigo in La Liga on Saturday.
Barcelona and Atletico Madrid dropped their first points of the season on Saturday, missing the chance to equal the record for the best-ever La Liga start.
Manuel Pellegrini's record against Pep Guardiola is a sorry one but he gets another chance to finally put one over his tormentor when Manchester City host holders Bayern Munich in the Champions League on Wednesday.
News of all that's transpired on and off the football field
Defender Cesar has been banned for four matches by the Spanish Football Federation for head-butting Villarreal striker Antonio de Nigris in a league match
Chelsea's Ruben Loftus-Cheek had a Europa League night to remember by scoring the first hat-trick of his career as the midfielder inspired them to a 3-1 home win over Belarus champions BATE Borisov on Thursday.
Real were smarting from a surprise 1-1 draw at struggling Elche in their last match and were missing captain Sergio Ramos, who was out with a stomach bug.
Alexandre Lacazette's free-kick sent Arsenal into the Europa League semi-finals with a comfortable 1-0 win away over Napoli, while Chelsea beat Slavia Prague 4-3 in a roller-coaster game, helped by a Pedro brace.
Manchester United captain Wayne Rooney did not have the faintest idea who Anthony Martial was when the Monaco forward was linked with a move to Old Trafford earlier this week, according to team mate Morgan Schneiderlin.
A mesmeric Lionel Messi helped Barcelona to come from behind and beat Sevilla 2-1 in a thrilling encounter on Sunday as the champions kept the pressure on La Liga leaders Real Madrid, who saw off Leganes 3-0 thanks to a double from Gareth Bale.
Departing Malaga coach Manuel Pellegrini hopes a verbal agreement with Manchester City will turn into a firm offer, he said in an interview with Spanish radio station Onda Cero on Wednesday.
Photographic summary of the football matches played across Spain, Italy and France
An Aaron Ramsey strike and a Kalidou Koulibaly own goal gave Arsenal a 2-0 victory over Napoli in the first leg of their Europa League quarter-final, while Chelsea beat a stubborn Slavia Prague 1-0.
Portugal international Goncalo Guedes fired Valencia into the lead in the 35th minute with a thumping shot from inside the area which was too powerful for Madrid goalkeeper Keylor Navas.
Atletico aim for Champions League revenge against Real at fourth attempt.
Images from La Liga matches played on Saturday.
News of all that's transpired on and off the football field
A sloppy Real Madrid were held 0-0 at home to Real Betis on Saturday in a further blow to their hopes of retaining the La Liga title.
Summary of all that transpired on and off the football field
Valencia climbed above Atletico Madrid and Sevilla into third in La Liga when Alvaro Negredo came off the bench to score a late winner in a 3-2 home victory over his former club Almeria on Saturday.
Manchester City made it five wins out of five in the Premier League and Cristiano Ronaldo scored five goals for Real Madrid but Chelsea and Juventus continued to struggle at the weekend as the Champions League looms.
Substitute Fernando Torres scored his 100th Atletico Madrid goal as they rallied from 1-0 down to beat visiting Eibar 3-1 and go level with Barcelona at the top of La Liga on Saturday. Two headed goals from corner kicks seven minutes apart by central defenders Jose Maria Gimenez and Saul put Atletico on track after Keko had given Eibar the lead in the 46th. Coach Diego Simeone will be glad his side ended a run of four matches without a win in La Liga and the King's Cup while Torres, who netted in added time, had been waiting since a victory at Eibar in September to reach his century for the club. Atletico are unlikely to stay joint top on 51 points beyond Sunday as rampant Barcelona, who have a better goal difference and two matches in hand, visit bottom team Levante. Real Madrid, away to Granada on Sunday, are in third place, four points off the pace.
The hard-fought win took Zinedine Zidane's side on to 77 points after 34 games, seven clear of second-placed Barca who visit in-form Villarreal later on Sunday.
Real Madrid equalled a Spanish record of 39 games unbeaten in all competitions by crushing struggling Granada 5-0 on Saturday to go six points clear at the top of La Liga.
Barcelona crashed out of the Champions League following a 3-0 defeat at Bayern Munich on Wednesday, failing to make it past the group stage of the competition for the first time since the 2000-01 season.
Celta Vigo were promoted back to Spain's top flight after five years in the second division after a 0-0 draw at home to Cordoba on Sunday secured them second place behind division winners and Galician neighbours Deportivo Coruna.
A summary of Saturday's action in Serie A and La Liga.
Real Madrid closed to within two points of La Liga leaders Barcelona after demolishing nine-man Rayo Vallecano 10-2 while Atletico Madrid missed a chance to seize top spot outright by losing 1-0 at Malaga.
Barcelona's poor run away to Real Sociedad continued when the champions were held to a 1-1 draw at Anoeta on Sunday and slipped six points behind La Liga leaders Real Madrid before next week's 'Clasico' against their arch rivals.
Real Madrid are set be thrown out of the Spanish King's Cup after playing banned Russian winger Denis Cheryshev in their last-32 win over Cadiz on Wednesday.
Barca feel familiar February blues as tiredness sets in
Premier League leaders Manchester City face a tricky match at Napoli but they would also advance to the next stage with victory in southern Italy.
Manchester City outcast Carlos Tevez has been offered a way back into the Premier League club's plans by manager Roberto Mancini but only if he apologises for refusing to warm up in their Champions League match at Bayern Munich in late September.
Real Madrid moved seven points clear at the top of La Liga with a comfortable 3-1 win over bottom side Real Zaragoza as Barcelona could only draw 0-0 at lowly Villarreal on Saturday.
Manchester's two-pronged assault on the Champions League finally sprang to life on Tuesday when United won their first match of the campaign by beating Romanians Otelul Galati 2-0 away and City left it until stoppage time to beat Villarreal 2-1.
Espanyol struck three goals in four minutes to snatch a dramatic 3-2 comeback win at home to third-tier Mirandes in a King's Cup quarter-final first leg on Tuesday.
Lionel Messi scored his 12th league goal of the season but Barcelona had to rely on exceptional saves from Marc-Andre ter Stegen as they rode their luck to win 2-0 at Athletic Bilbao on Saturday and stay four points clear at the top of La Liga.
Bayern Munich are not unbeatable despite their impressive nine-game winning streak without conceding a goal, Manchester City forward Edin Dzeko said on Monday.