When he got the call to join new manager Patrick Vieira's Crystal Palace revolution, Joachim Andersen knew just the man to call.
'Of course, I'm also doing my research before I am moving to a place,' centre-back Andersen said.
'I played against him with Lyon when he was at Nice so I also know what he stands for and my good friend [Denmark teammate] Kasper Dolberg was his striker [at Nice] so I talked with him about how he was and everything, what kind of training they did and so … what I expected is also what I can see now, so that was a good picture Kasper gave me of him.