Kai Havertz was back at Stamford Bridge with Arsenal on Sunday – a place he knows well after making 139 appearances for Chelsea. The German was sold to Arsenal in a £65m deal back in June 2023 – after netting 32 goals and providing 12 assists in those 139 outings – enjoying a much more productive time with the Gunners so far. In 67 appearances for Arsenal before Sunday’s Premier League clash against Chelsea, the man born in Aachen has scored 21 goals and assisted a further eight. Despite one of his goals in blue securing a UEFA Champions League title, Chelsea fans inside Stamford Bridge opted …