Argentina's 2-0 win over Qatar gave Lionel Scaloni's side a much-needed confidence boost, according to the Albiceleste coach.
Lautaro Martinez and Sergio Aguero scored as Argentina's Copa America campaign got back on track with a 2-0 victory over Qatar.
Qatar head coach Felix Sanchez insisted the Asian Cup champions and Copa America guests will not be overawed by Lionel Messi on Sunday.
Argentina midfielder Giovani Lo Celso hailed Lionel Messi as La Albiceleste prepare for Sunday's must-win showdown with Qatar.
Qatar could eliminate Argentina from the Copa America when they tussle on Sunday and Lionel Messi finds the situation incomprehensible.
Cesar Luis Menotti, a senior AFA official, hit out at domestic clubs and is adamant even the best coaches could not save Argentina now.
Argentina are facing Copa America elimination after a draw against Paraguay, but Eduardo Berizzo believes his side should have won.
Despite having just one point from two Copa America games, Lionel Messi said Argentina still had plenty of confidence.
Miguel Almiron's Newcastle United poked fun at Lionel Messi after Paraguay's Copa America draw with Argentina.
Argentina are only just alive at the Copa America and Lionel Scaloni accepts they are fortunate.