Kai Havertz has now been an Arsenal player for nine months, but we’re sure Chelsea fans are still looking across London to see how their former player is getting on. Kai Havertz spent three years as a Chelsea player, with the crowning moment of his career with us being the goal he scored to win a Champions League final back in 2021. However, the attacker was pretty inconsistent during three years as a Blues player, receiving a fair amount of criticism along the way. We think most Chelsea fans were pretty pleased when rivals Arsenal paid £65 million (Sky Sports) to sign Havertz last summer. The…