Henry J. Tyroon leaves Texas, where his oil wells are drying up, and arrives in New York with a lot of oil money to play with in the stock market. He meets stock analyst Molly Thatcher, who tries to ignore the lavish attention he spends on her but, in the end, she falls for his charm.
Set in Palm Springs during a long, fun-filled weekend where several Los Angeles college students flock to spring break, centering on Jim who finds romance with Bunny, the daughter of Palm Springs harred, stressful police chief. Jim's bumbling roommate, Biff, tries to get Amanda, a tomboyish girl's attention with a so-called love gadget. Meanwhile, Gayle Lewis is a high school senior posing as a wealthy college girl who is pursued by Eric Dean, a wealthy and spoiled college prepie, while Gayle has eyes for a cowboy from Texas, named Stretch. Also Jim and Biff's basketball coach, Campbell, tries to romance Naomi, the owner of the motel where all of the gang is staying at, which is interfered by Naomi's young, trouble-making, brat son who's dubbed, Boom-Boom.
Traveling through an unnamed European country on the brink of war, sickly, intellectual Ester, her sister Anna and Anna's young son, Johan, check into a near-empty hotel. A basic inability to communicate among the three seems only to worsen during their stay. Anna provokes her sister by enjoying a dalliance with a local man, while the boy, left to himself, has a series of enigmatic encounters that heighten the growing air of isolation.
Francis, now 17, is still in love with Moondoggy. She can persuade her parents to allow them a journey to Rome, together with two of her and two of his friends. However they have to take an adult with them, so they choose Peter's eccentric aunt. In Rome they get the beautiful guide Daniela, who's fascinating the guys and making especially Gidget jealous. She starts looking elsewhere herself.
Determined to hold on to the throne, Cleopatra seduces the Roman emperor Julius Caesar. When Caesar is murdered, she redirects her attentions to his general, Marc Antony, who vows to take power—but Caesar’s successor has other plans.
A timid, nearsighted chemistry teacher discovers a magical potion that can transform him into a suave and handsome Romeo. The Jekyll and Hyde game works well enough until the concoction starts to wear off at the most embarrassing times.
After he mends a marital rift between a vacationing young couple, the bored, fragile wife falls hopelessly in love with the husband's ex-colleague who is married to a long-suffering and emotionally and physically scarred woman. The couple soon runs off to Greece together to pursue the romance.
Mike and Danny fly a cropduster, but because of Danny's gambling debts, a local sheriff takes custody of it. Trying to earn money, they hitch-hike to the World's Fair in Seattle and, while Danny tries to earn money playing poker, Mike takes care of a small girl whose father has disappeared. Being a ladies' man, he also finds the time to court a young nurse.
Although he's only seven, Eddie's got it all figured out. He wants his father, a widower, to get remarried — to the girl next door. Unfortunately, she's not one of the women that his dad's been dating.
Parker Ballantine is a New York theater critic and his wife writes a play that may or may not be very good. Now Parker must either get out of reviewing the play or cause the breakup of his marriage.
Rich Hawaiian pineapple grower and US Senatorial candidate Richard Howland tries to control everything and everyone around him, including his headstrong sister, Slone.
Teenager David Clemens develops a hysterical fear that he will die if he comes into physical contact with another person. Perturbed, David's overbearing mother places him in a home for mentally disturbed young people, but David remains withdrawn from the other patients and his psychiatrist. Over time, however, David grows interested in 15-year-old Lisa, who suffers from multiple personalities – one who can only speak in rhyme, and the other, a mute.