Two goals from Luis Diaz and one from Mohamed Salah helped Liverpool stroll to a 3-0 victory at Manchester United.
Real Madrid signed Mbappe as a free agent in a five-year deal after the Frenchman's contract expired at Paris Saint Germain (PSG).
Karim Benzema and Vinicius Jr both scored a brace to give the LaLiga leaders a 4-1 home win over Valencia
Real are on 81 points with four games to go. They are 17 points ahead of nearest rivals Sevilla.
Read Madrid midfielder Jude Bellingham has been suspended for two games by La Liga for showing contempt towards the referee having received a red card after the final whistle in their 2-2 draw with Valencia on Saturday.
All the action from La Liga and Serie A matches played on Monday
Dani Olmo came off the bench in the second half to give Barcelona the spark they needed on his debut, against Rayo Vallecano.
Xavi mentioned again on Saturday that the club faced problems. Similar comments had reportedly annoyed Laporta earlier in the season.
Vinicius Jr came off the bench to score once and set up another goal to steer champions Real Madrid to a 4-1 fightback victory over Espanyol.
All the action from football matches played in Europe on Wednesday
Atletico Madrid won the La Liga title for the first time since 2014
Robert Lewandowski's brace earned depleted Barcelona a 2-1 comeback win at Valencia
IMAGES from the UEFA Champions League matches played on Wednesday
There was no information about the value of items stolen.
Piotr Zielinski converted two penalties for Inter Milan as they played out a thrilling 4-4 draw with Juventus.
Many clubs including champions Barcelona have returned to individual training as part of the second stage of La Liga's four-phase protocol for getting back to activity after play was halted in early March due to the pandemic.
Atletico Madrid have recorded five COVID-19 positives, including manager Diego Simeone
Real Betis right-back Emerson Aparecido's first year in La Liga went superbly well, but there is plenty to come from one of the league's most talented and determined rising stars.
Manchester United have appointed their former striker Ruud van Nistelrooy as an assistant to manager Erik ten Hag
Roundup of the matches being held across major football leagues in Europe
Leeds reach Championship play-offs final with 4-0 win over Norwich
Barcelona striker Robert Lewandowski scored twice to set his side on course for a 5-0 Champions League thrashing of Swiss side Young Boys on Tuesday as the Catalan giants bounced back from a 2-1 loss at AS Monaco in their opener.
Real Madrid had courted Mbappe in the past but failed to land the player, who signed a contract extension with PSG in May 2022 when the Spanish club had a bid rejected.
Messi has no current contractual link with the Catalans after his deal expired on June 30
The virtual sound has been developed with video game company EA SPORTS FIFA, in a project called Sounds of the Stands.
Founded in 1900, the Davis Cup is the largest annual international team competition in sport, but has suffered as a spectacle since many top players began opting out.
Croatian forward Ante Budimir scored twice to help Osasuna earn a shock 4-2 home win over leaders Barcelona.
A summary of the concluding day's action in the German Cup, French Cup and La Liga.
Real Madrid fought back from two goals down as Vinicius Jr grabbed a hat-trick in a thrilling 5-2 win over visitors Borussia Dortmund in the Champions League.
Luuk de Jong's first-half header gave Barcelona a 1-0 win at Mallorca
At $16.8 million per match, the IPL is only behind America's National Football League.
Real Madrid are also only two points behind Atletico while Sevilla are three back in a thrilling four-way tilt, making the Spanish title race the most compelling
Fuenlabrada, who were due to play Deportivo La Coruna last week, confirmed 12 more positive tests on Saturday, bringing the number of cases at the club to 28.
LaLiga leaders Real Madrid's pursuit of a record-extending 36th Spanish title
Second half of abandoned Rayo-Albacete will kick-off proceedings on return.
Real Madrid continued their march towards a 35th LaLiga title
Liverpool's Slot not nervous ahead of Anfield debut
Barcelona have appointed former German national team and Bayern Munich manager Hansi Flick as head coach on a two-year contract, the LaLiga club said on Wednesday.
Barcelona made a disappointing start to their Champions League campaign by losing 2-1 to AS Monaco on Thursday.
Spanish soccer clubs Villarreal and Getafe have denied any wrongdoing after national media reported on Friday that police are investigating possible match-fixing in a 2-2 draw between the two clubs in La Liga last year. Newspaper El Pais reported that the match was being looked at as part of Operation Oikos, which was launched last year and led to 11 people being arrested on suspicion of forming a match-fixing group to profit from betting on games.