Stone is buying cattle cheap in Mexico, bringing them across the border without paying duty, changing the brands, and then selling them at a big profit. When Jack Rowan arrives and buys the vacant ranch used by Stone to sneak his cattle across the border, Stone sends out his henchmen to finish Jack off.
Young Phoebe Mosey (Jamie Lee Curtis) defies expectations and proves herself to become "Little Miss Sure Shot" Annie Oakley, the legendary sharpshooter and "Wild West" icon.
Jack has been called in to investigate stage robberies where the stolen gold bullion mysteriously disappears, He finds the Professor, an elderly ex-con, and convincing him they used to work together, gets the Professor to get him in to the gang. Now posing as an outlaw, he learns what the Professor does with the bullion, but he is in trouble when his true identity is revealed.
Molly Taylor owns the town of Stillwell but is unaware the taxes are due as Gomer has stolen her notice. Bob Martin arrives at the same time as Molly and eventually realizes Gomer is up to something. When Gomer's henchman slips and reveals there is a letter, Bob finds it and heads for the tax collector with Gomer's men in pursuit.
Twin brothers Bob and Don Ramsay are on opposite sides of the law. Bob is the Sheriff and Don is the famous outlaw the Black Bandit. When the Black Bandit strikes, he is seen and his look-alike brother Bob arrested. Refusing to implicate his brother, Bob escapes and heads after Don.
Jessie, a young woman at the Bar Z Ranch, who is engaged to Jack Howard. On the day of the cowboys' "hoedown," Jack presents her with an engagement ring and they plan to marry after the roundup. A misunderstanding arises when Jack dances with one of Jessie's friends, causing her to doubt his fidelity. Meanwhile, other ranch hands, inspired by the leap year, also seek to marry, leading to a chaotic series of races and a busy Justice of the Peace.
When a cattle baron starts using trail hands to terrorize homesteaders in a small mining town, a preacher comes to the rescue. With a Bible, not a gun, this man is able to sway the homesteaders into standing their ground for their rights to free land.
Frank, riding through the storm, approaches the station, to give ten thousand dollars worth of gold, which he has just brought from the mine, into safe keeping. Dave the agent hears him, and when he finally appeared, disappointment awaited Frank. "I can't take charge of the money," says Dave. "I'm sorry, Frank, but the train is late, and the gold can't go on tonight. I saw two suspicious-looking characters hanging around here, and I won't take the responsibility."