Adam Federici 's error gave Arsenal a 2-1 victory in FA Cup semi-final . The Gunners have won the competition three times since it was first played in 1897; they beat Manchester United on penalties at Wembley Stadium last season and then went out to Chelsea in extra time of their Federici left the pitch in tears and apolgised for his error after the game . FA Cup final is on May 30 - same day Federici will marry his girlfriend . There is no suggestion , however , that he let the goal in on purpose .
Adam Federici 's error gave Arsenal a 2-1 victory in FA Cup semi-final . Federici fumbled Alexis Sanchez 's shot - allowing it to go through his legs . Federici left the pitch in tears and apolgised for his error after the game . FA Cup final is on May 30 - same day Federici will marry his girlfriend . There is no suggestion , however , that he let the goal in on purpose .