Beautiful alien Amazonian women plan to conquer the world using an army of vegetable monsters. Dim-witted privates Philbrick and Penn bumble into a cave in search of atomic activity but collide instead with fierce carrot-topped tree mutants and their leaders, the 7-foot space sirens Prof. Tanga and Dr. Puna. This lavishly low-budget sci-fi romp has the bodacious aliens planning to overrun Earth with their vege-men army, but first they want the G.I.s to explain the meaning of love.

Phil, a part-time truck driver and singer who wears his pants far too high, meets a feisty platinum blonde who challenges him to a drag race through Griffith Park. When he is caught and loses his license, he meets up with the sketchy Frank Wooster who offers him a job singing in his new nightclub. When Phil discovers that his new job also includes drug running, he must fight to save his friends and himself.

Kleptomaniac Dorothy Lyons is paroled from prison into the custody of her sister June, secretary to "reform" politician Frank Jansen. Ben Grace, associate of crime boss Sol "Solly" Caspar, sees this as a way to smear Jansen's campaign. Seductive Dorothy will do anything to get what she wants, which includes having a good time with Ben-- whom June is now in love with.

A young woman who works in a beauty parlor discovers that her vagina can talk, which causes her no end of trouble.

In Ispahan, Persia, Hajji Baba is leaving his father's shop to seek a greater fortune, while the Princess Fawzia is trying to talk her father, the Caliph into giving her in marriage to Nur-El-Din, a rival prince known far and wide as mean and fickle. Her father intends for Fawzia to marry a friend and ally, and makes plans to send her to him.