Sinopsis: Documental cuyo título proviene del evento popular más significativo acontecido en 1974, durante el gobierno del Doctor Joaquín Balaguer. Se basa en entrevistas a sindicalistas, políticos y artistas, combinado con inserciones de la participación de los cantantes que se dieron cita en el concierto.
It is a documentary whose title comes from the most significant popular event happened in 1974, during the government of Dr. Joaquín Balaguer. It is based on interviews with trade unionists, politicians and artists, combined with inserts of the participation of the singers gathered at the concert.