Paris Saint-Germain v FC Metz - Ligue 1 [Getty Images]

PARIS, FRANCE - AUGUST 21: Blaise Matuidi and David Luiz of Paris Saint-Germain during the French Ligue 1 match between Paris Saint-Germain and FC Metz at Parc des Princes on august 21, 2016 in Paris, France. (Photo by Xavier Laine/Getty Images)

Getty Images Sport Xavier Laine