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.
A young man falls for a young woman on his trip home; unbeknownst to him, her family has vowed to kill every member of his family.
The rituals of courtship, romantic rivalry, and love play out three times as a man vies with a villain for the girl. In the Stone Age, the rivalry is set off by dinosaurs, a turtle used as a ouija board, and a round of golf with stones. In ancient Rome, the men display their brawn through a chariot race, using dogs instead of horses. In contemporary times, the man finds himself overcome by modernity, including a very fragile car.
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.