Un soltero en apuros (1964)

"El Suave" is a comedian who is committed to marrying Eva, but the wedding has not yet taken place due to not having enough money for it until, one day, he appears to "El Suave" an eight-year-old boy nicknamed "Tucusito" involving him in a chain of entanglements when he tries to hide the existence of the child from Eva, because Tucsito is his son