Provided to YouTube by Columbia A Prueba De Fuego · Grupo Niche A Prueba De Fuego ℗ 1997 Sony Music Entertainment (Colombia) S.A. Released on: 1997-01-02 Associated Performer: Grupo Niche Associated Performer, Vocal: Willy García Congas, Bongos: Douglas Guevara Piano: Julio Abadia Trumpet, Arranger: José Aguirre Piano: Carlos Vivas Associated Performer: Beto Caicedo Bass, Associated Performer: Daniel Silva Lyricist, Arranger, Composer, Producer, Mixing Engineer: Jairo Varela Producer: Jose Aguirre Engineer: Guillermo Varela Mixing Engineer: Adolfo Levy Auto-generated by YouTube.