Gianluigi Donnarumma was mobbed by Manchester City fans following their 2-1 win over Arsenal.The Italian goalkeeper jumped into the crowd behind his goal at the Etihad Stadium to celebrate with the supporters at full time.Donnarumma’s wild celebrations at the final whistle were caught on cameraGettyDonnarumma had a dramatic afternoon after his error allowed the Gunners to equalise just moments after City opened the scoring.Rayan Cherki’s scintillating solo goal was cancelled out two minutes later by Kai Havertz.The Arsenal forward capitalised on a moment of hesitation on the ball from Donnarumma.Havertz closed down the City stopper as he attempted to play a pass across his penalty area.As the pass was cut out, the ball deflected into the net for the Gunners’ leveller.Donnarumma redeemed himself after the break, though, as he raced off his line to deny Havertz a second goal.His blushes were then spared by Erling Haaland, with the Norwegian scoring what proved to be the winner on 65 minutes.The crucial victory prompted jubilant scenes inside the stadium at the final whistle.Footage from inside the ground captured Donnarumma’s reaction as he leapt into the crowd behind his goal.He quickly disappeared, though, as he was immediately mobbed by supporters before returning to the pitch to join his teammates.Donnarumma jumped into the crowd to celebrate with the City fans at full-timeX/FabrizioRomanoView Tweet: https://t.co/w7nkAjXGHBGuardiola on Donnarumma errorPep Guardiola played down Donnarumma’s error after the match as he praised the reaction of his players.The City boss told Sky Sports: “(Abdukodir Khusanov) has to block better and the aggression of Havertz. But I liked the reaction of his mates, they were there to help him.“When I see teams when they concede a goal and everyone is complaining, I don’t like that.”Donnarumma, who joined City from Paris Saint-Germain in the summer, has made 29 Premier League appearances this season.Across those outings, the 27-year-old has kept 12 clean sheets and conceded just 25 goals.His side’s latest win has handed them a major boost in the title race as they cut Arsenal’s lead to three points with a game in hand.The City keeper atoned for his earlier error by denying Havertz a second goalAFPDonnarumma is dreaming of Premier League glory in his frst season in English footballGettyCity will go top of the table if they beat Burnley on Wednesday night, a match which is live and exclusive on talkSPORT.It will be the first time they have found themselves at the Premier League summit since the opening weekend of the season.Meanwhile, Arsenal have occupied first place since October in their bid to end their 22-year title drought.In contrast, City have won the league in six of the last eight seasons.