MONACO, MONACO - MAY 17: Kylian Mbappe of Monaco celebrates his goal during the French Ligue 1 match between AS Monaco and AS Saint-Etienne (ASSE) at Stade Louis II on May 17, 2017 in Monaco, Monaco. (Photo by Jean Catuffe/Getty Images)
MONACO - MAY 03:  Kylian Mbappe of Monaco  during the UEFA Champions League Semi Final first leg match between AS Monaco v Juventus at Stade Louis II on May 3, 2017 in Monaco, Monaco.  (Photo by Michael Steele/Getty Images)
MANCHESTER, ENGLAND - FEBRUARY 21:  Kylian Mbappe of AS Monaco celebrates as he scores their second goal during the UEFA Champions League Round of 16 first leg match between Manchester City FC and AS Monaco at Etihad Stadium on February 21, 2017 in Manchester, United Kingdom.  (Photo by Stu Forster/Getty Images)
MONACO, MONACO - MAY 17: Kylian Mbappe of Monaco goes past goalkeeper of Saint-Etienne Stephane Ruffier to score his goal during the French Ligue 1 match between AS Monaco and AS Saint-Etienne (ASSE) at Stade Louis II on May 17, 2017 in Monaco, Monaco. (Photo by Jean Catuffe/Getty Images)