article_snippet: El Salvador players and fans were left bemused ahead of El Salvador players and fans friendly against Argentina when, instead of pumping out El Salvador players and fans national anthem, the stadium's sound system instead played Kazakhstan's anthem.
article_snippet: but El Salvador players and fans large travelling support were unimpressed as the stadium DJ's mistake became apparent ahead of kick-off.
article_snippet: El Salvador players were left bemused when Kazakhstan's anthem was played instead of El Salvador players .
article_snippet: El Salvador players, stood proud with hands on El Salvador players chests, look confused by the error, glancing around .
article_snippet: Having listened to Kazakhstan's anthem, the Salvadorans head for the handshakes with the Salvadorans heads down .
article_snippet: Supporters instead the stadium had prepared a huge banner for Kazakhstan's anthem but ended up booing Kazakhstan's anthem .
article_snippet: The players stood out on the pitch, with The players hands across The players chests looked confused at first, before becoming increasingly frustrated as boos rang out on to the field.
article_snippet: The supporters - who had prepared a 'Vamos Selecta, Houston' flag to be carried over the crowd - reacted furiously.
article_snippet: The distance from El Salvador to Kazakhstan is 7,909 miles, a fairly big mistake for the stadium staff to make .
highlights_snippet: But  Kazakhstan's anthem was played at ground instead of El Salvador .
  
highlights_snippet: Players and fans were left bemused by the bizarre error at the FedEx Field .