translated song; Italian version of "¿Quién será?", lyrics adapted by Enzo Luigi Poletto and Giacomo Mario Gili

película mexicana de 1959

original bolero written and composed by Luis Demetrio

mambo de Luis Demetrio y Pablo Beltrán Ruiz de 1953

canción de Luis Demetrio y Pablo Eltrán Ruiz de 1953

translated song; Icelandic-language version of "¿Quién será?", lyrics adapted by Þorsteinn Sveinsson