Three supposed brothers ( a bolero singer, a tango singer and a mabo singer) are called for a musical magazine.
Alberto Castillo
Radamés
Amelita Vargas
Amnerys
Francisco Charmiello
Dino Grassi
Luis Prendes
Amonarro
Francisco Álvarez
Miguel de Molina
Él mismo
Guillermo Brizuela Méndez
Presentador
Gloria Ferrandiz
Tía Laura
Mario Baroffio
