UFO falls on a hillbilly's hencoop and he tries to sell it. Soon international missions are sent to the place, for there's a suspicion it might be the famous Russian satellite, the Sputnik.
Manicurist finds out she's the daughter of a rich baroness, and inherits her fortune. Now, she'll have to fight her mother's parents, with help from some of her friends.
A man in charge of a publicity campaign for bananas decides to kidnap the Queen of 'Bananaland', a tropical island paradise, and take her to Rio, where she falls in love with a member of Carmen Miranda's backing ensemble, 'Bando da Lua'.
A woman impressed by news reports about flying saucers, gets hit on the head by a vase, passes out and dreams that she is the 'Queen of Mars', from where she sends an expedition to Earth in order to bring back Rio's Carnaval to the planet.
Quartet from Northeast Brazil arrive in Rio de Janeiro, to try their luck in the big city.
The sophisticated thief Mão Leve and his simple-minded accomplice Jonjoca take from the rich to give to the poor. Their new mission is raising funds in order Mão Leve's brother can study abroad. But great care must be taken lest the honest boy discovers the origin of the money.
A gang, leaded by the unknown and mysterious Anjo, robs a jewelry and schedules a meeting in the Copacabana Palace Hotel, in Copacabana. The identification would be through a cigarette case with an angel, and the password "- Is everything all right?" Meanwhile, the director Ricardo is preparing a show for the carnival in the hotel with Marina, and they love each other. The janitor Serafim receives a letter from his unknown American brother, who will come to Rio to spend the carnival and meet him, and asks Eliana for a chance in the show, since his brother believes he is an artist. When Ricardo finds the cigarette case lost by Anjo in the entrance of the hotel, he is misidentified by the thieves, and this is the beginning of lots of confusion and fun.
A singer is in love with the wife of a rich banker. Both men have the same analyst who allow them to swap souls.
After the success of the first Brazilian space mission, a scientist intends to accomplish an even more audacious feat. His goal is to launch into space the Nationalist rocket II, this time taking two humans to the moon.
Movie producer Cecílio B. de Milho is intent on filming an epic about Helen of Troy, while some of the crew would rather turn it into a musical comedy.