Arsenal FC v Brighton & Hove Albion FC - Premier LeagueGetty Images Sport

'It just started working' - Arsenal ace Kai Havertz insists he has grown up at Gunners and has put poor form behind him after superb start to season

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  • Havertz in fine form for Arsenal
  • Believes he has 'grown up'since joining
  • Left London rivals Chelsea for Gunners
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