The story of an idle rich boy who joins the US Army's Rainbow Division and is sent to France to fight in World War I, becomes friends with two working class men, experiences the horrors of trench warfare, and finds love with a French girl.
Harold Lamb is so excited about going to college that he has been working to earn spending money, practicing college yells, and learning a special way of introducing himself that he saw in a movie. When he arrives at Tate University, he soon becomes the target of practical jokes and ridicule. With the help of his one real friend Peggy, he resolves to make every possible effort to become popular.
Struggling stockbroker Jimmie Shannon learns that, if he gets married by 7 p.m. on his 27th birthday -- which is today -- he'll inherit $7 million from an eccentric relative.
The wealthy and impulsive Rollo Treadway decides to propose to his beautiful socialite neighbor, Betsy O'Brien. Although Betsy turns Rollo down, he still opts to go on the cruise that he intended as their honeymoon. When circumstances find both Rollo and Betsy on the wrong ship, they end up having adventures on the high seas.
When Marie St. Clair believes she has been jilted by her artist fiance Jean, she decides to leave for Paris on her own. After spending a year in the city as a mistress of the wealthy Pierre Revel, she is reunited with Jean by chance. This leaves her with the choice between a glamorous life in Paris, and the true love she left behind.
A law student becomes an outlaw French revolutionary when he decides to avenge the unjust killing of his friend. To get close to the aristocrat who has killed his friend, the student adopts the identity of Scaramouche the clown.
Country doctor Jack Jackson is called in to treat the Sick-Little-Well-Girl, who has been making Dr. Saulsbourg and his sanitarium very rich after years of unsuccessful treatment.
Sheik Ahmed desperately desires feisty British socialite Diana, so he abducts her and carries her off to his luxurious tent-palace in the desert. The free-spirited Diana recoils from his passionate embraces and yearns to be released. Later, allowed to go into the desert, she escapes and makes her way across the sands...
In 17th century France, young D'Artagnan wants to join the King's Musketeers, but instead befriends three legendary musketeers—Athos, Porthos, and Aramis—and together, they become embroiled in the political intrigue surrounding King Louis XIII and his adversaries, particularly the powerful Cardinal Richelieu.