Herbie Goes Bananas

Herbie Goes Bananas is a 1980 film and the fourth of a series of films made by Walt Disney Productions starring Herbie the white Volkswagen racing Beetle with a mind of its own. The film stars former Mel Brooks collaborators Cloris Leachman and Harvey Korman.

Pete and D.J. board the Sun Princess, a cruise ship, to Rio de Janeiro to enter Herbie in the Brazil Grand Primeo, while Paco follows hidden in Herbies cargo compartment. En route they meet an anthropology student named Melissa Elyssa Davalos and her extravagant, eccentric aunt Louise Cloris Leachman, who is trying to find a husband for her niece. When Herbie wreaks havoc on board, Pete pretends to court Melissa, intending that her Aunt Louise will sponsor their race.Meanwhile, Herbie helps Paco, who has dubbed the car Ocho, escape captivity. When the ships captain Blythe Harvey Korman has his costume party wrecked by the boy and car, he puts Herbie on trial and sentences him to be dropped in the sea. However later on land, Herbie resurfaces from the water to reunite with Paco, who then goes into business with Herbie as a taxi. ........

Source: Wikipedia