Arsenal have drawn Bayern Munich in the last eight of the Champions League and there’s already some banter between the players. The Gunners got one of the hardest ties in the draw and must now do it what looks like the hard way if they are to win the competition. Of course, one Arsenal player who will have a particular interest in the game is German forward, Kai Havertz. The £65m man is a regular in the German national team and will come up against some close friends in the clash with Bayern. One of those, Thomas Muller, sent a message to Havertz earlier today after learning of the draw. And n…