Barcelona's star striker Lionel Messi, who completed a decade at FC Barcelona on Thursday, used social media to reach out to his fans, thanking them for their support.
Paris is, and will continue to be, dogged by the usual gripes about staging the greatest show on earth.
Barcelona captain Carles Puyol will leave the club at the end of the season following a persistent battle with a knee injury.
News of all that's transpired on and off the football field
Spanish court rejects Brazil footballer's Dani Alves appeal against remand over sex claim
Gundogan was Pep Guardiola's first recruit when he took over the reins at City in 2016 despite the German being sidelined with a knee injury when he was signed from Borussia Dortmund.
Barcelona waited and gave an apt reply to not only AC Milan, but also their critics.
Barcelona would not be allowed to play in La Liga if Catalonia broke away from Spain, the country's football league chief Javier Tebas said as tensions mounted in the region over the possibility of an independence referendum next month.
Bayern Munich and Barcelona registered easy wins, while Manchester United came from behind to beat CSKA Moscow 2-1 and Chelsea surrendered the top spot after a 1-1 at home against Atletico Madrid.
Barcelona's Lionel Messi, Luis Suarez and Neymar motored past 100 goals for the season.
Chelsea also got their Champions League campaign off to a good start, beating Werder Bremen 2-0.
Barcelona were held to a 1-1 draw at relegation-fighting Las Palmas on Thursday in an unexpected setback that left them with a five-point lead in La Liga ahead of their top-of-the-table showdown with Atletico Madrid this weekend.
Lionel Messi squeezed home a stoppage-time penalty to grab a 3-2 win for champions Barcelona at Valencia in a thrilling and controversial La Liga match on Sunday.
Factbox on Spain striker David Villa, who joined Barcelona from Valencia for 40 million euros on Wednesday.
A court document released in July, alleges that Barcelona initiated negotiations in 2011 with the player, paying him 40 million euros to ensure his move when his contract with Santos expired in 2014 and thereby preventing other clubs from signing him.
City completed the treble of Champions League, Premier League and FA Cup titles, matching Manchester United's feat in 1999 and drawing comparisons with Guardiola's 2008-09 Barcelona team.
Barcelona reached an agreement to sign Iceland striker Eidur Gudjohnsen on a four-year deal from Chelsea.
Double strikes by Thierry Henry and Lionel Messi powered a rampant Barcelona to a 6-2 thrashing of champions Real Madrid in a spectacular Primera Liga clash.
The Spanish champions came back from a goal down to beat 10-man Arsenal 2-1 and win their second European Cup.
Max Verstappen won the Spanish Grand Prix from pole position to stretch his Formula One championship lead to 53 points.
Chelsea will pay 30 million euros ($33.54 million) for the player, three of which will be based on performance, the Spanish champions said on their website.
Real Madrid face Olympique Lyon, Dynamo Kiev and Steaua Bucharest in Group E of the Champions League.
Bracelona's main attractions are Lionel Messi and Neymar. But their gorgeous girlfriends Antonella Roccuzzo and Bruna Marquezine give men ample of reasons to watch Barcelona matches closely!
Barcelona will put Manchester City to the sword if they commit the same kind of errors as they did in their Champions League encounter last month, coach Luis Enrique said.
Leading striker Samuel Eto'o will also miss the Champions League Group C match at Udinese because of a bruised ankle.
Valverde said he was concerned about the team's away form after they were comprehensively beaten 2-0 by promoted Granada
A 3-0 victory took Barcelona to the top of the Primera Liga.
Champions Barcelona reclaimed top spot in La Liga on Sunday by overcoming a dogged Villarreal side to win 2-0 at home with goals from stalwart defender Gerard Pique and youngster Carles Alena taking them above Sevilla.
Barcelona finished three points behind Real Madrid last season but there is concern the gap between Spain's biggest two sides could be far larger this season.