Sofia yearns to sing with the heartbreak voice of the ranchera singers she admires. One day, she receives an unexpected invitation to visit the mysterious "Paloma Negra" bar. There, she is shocked to see her favourite singer, Pieta, who had all but disappeared at the height of her career, singing to the sad souls in the bar. Sofia gathers her courage to sing for Pieta, only to be told that her voice is devoid of the suffering and heartbreak necessary to sing the songs. Determined to fill her voice with the necessary pain, she learns a hard, but valuable lesson about the reality of heartbreak.
Joe Besser and Jim Hawthorne are detectives trying to recover stolen jewels. They see a necklace on a furry arm, and deduce that a man wearing a fur coat was the thief. They, instead, encounter a gorilla.
The stooges are private detectives hired to find a missing girl. The boys disguise as pie salesmen and end up wandering around a mad scientist's mansion, trying to find the girl. The boys confront a gorilla and various other bad guys, before rescuing the girl.
The Singer Duke Mitchell meets Sammy Petrillo in this parody of Martin & Lewis. They arrive on a jungle island, where a mad scientist played by Bela Lugosi makes human esperiments.
Barney Chavez, el capataz de una plantación en las profundidades de la selva amazónica mata a su jefe para quedarse con su hermosa mujer. Sin embargo, una vieja nativa es testigo del crimen y le echa una maldición a Barney, quien se transforma de la noche al día en un feroz gorila. Pero, ¿es esta transformación real o psicológica?
A hunter is hired to take an expedition deep into the African jungle to search for a white boy lost in a plane crash years before, and who has been rumored to be living among the wild animals.