Arsenal's French forward Olivier Giroud (C) celebrates with teammates after scoring during the UEFA Champions League Group F football match between Olympiacos and Arsenal at the Georgios Karaiskakis Stadium in Piraeus near Athens on December 9, 2015. 
Arsenal won the match 0-3. / AFP / LOUISA GOULIAMAKI        (Photo credit should read LOUISA GOULIAMAKI/AFP/Getty Images)