While in Europe, Chaddie Green, a society girl, discovers that she has been left penniless. She returns to the United States and meets Duncan MacKail, who is equally broke though he owns grainland in the West. Duncan and Chaddie are married and go west to homestead. Duncan hires Ollie, a Swedish caretaker, who frightens Chaddie. When business takes Duncan away, Chaddie goes to take care of Percy Woodhouse, an Englishman who has become ill at his place fifteen miles away. Her horse runs away, and she is forced to spend the night there. She sleeps under a wagon, but Duncan is nevertheless angry and jealous.
After graduating from college, rich girl Margery Carr decides to do some good in the world. Much to the chagrin of her father, she decides to open an office to help derelicts. For her secretary, she picks an ex-gangster named Bubbs out of the throng.
Two young women transform from an innocent girls into a jazz mad flappers.
Champion college swimmer and summer lifeguard Ken Holmes saves Joan Stanton from drowning. They are sweethearts until a misunderstanding causes Joan to cast off Ken for his chief competitor, Herb Darrow. Joan promises Herb she will wear his fraternity pin if he wins the big swimming race at the hotel the next day. Despondent over his loss, Ken decides not to enter the race; later, he reconsiders when he learns that Joan is to wear Herb's pin if Herb wins. Ken wins the race and resolves his misunderstanding with Joan.
Hubby is out of work, and wifey is working as a stenographer, posing as a single woman, in an employment agency. The boss is in love with the pretty typist. He tells her he wants a man right away, and she telephones her husband to come down. He gets the job, which is that of porter. While hubby sweeps the floors and cleans the cuspidors, the boss is holding wifey's hand in the private office. Another suitor, who, also, does not know the stenographer is married, tries to see her and is kicked out by the boss. He tells his troubles to the porter, and then rushes off to tell the boss's wife, for revenge. Hubby listens at the door and is caught by the boss, who tips him to stop spying. The boss's wife, a two-hundred-pounder, arrives just as hubby has gotten up his courage to heat up the boss, and a lively scrimmage ensues.
Brown is troubled with an over-abundance of affection, and his wife and mother-in-law convince him of their displeasure in many ways. Brown has a friend who has never met Brown's folks, and becomes acquainted with Mrs. Brown while she is with her mother. He invites them for an automobile ride and manages to start up the automobile as soon as Mrs. Brown has seated herself, leaving her mother behind. That worthy lady, however, runs after the machine and refuses to get lost. The friend has sent word to Brown to meet him at a restaurant, and Brown has a lot of nice champagne iced and awaits his guests. He is thunderstruck when his wife walks in, soon followed by his mother-in-law, who sit down to enjoy his hospitality.
Mabel, her father and Mr. Tra La La, a suitor, much to her disgust, for her hand, take a trip on the coast steamer, "Harvard." Mr. Short, his rival, follows them. He, with the connivance of the ship's captain, gives Mr. Tra La La a most strenuous and ludicrous trip.
Advantage was taken of the fact that a floral parade was being held at Pasadena, Cal. in which the Keystone car was entered and won second prize, to produce a comedy film around the incident. Fred Mace and Mabel Normand are invited to take part in the parade, and Mack Sennett plans to keep her away and take her place Accordingly Mabel is locked up in her dressing room. But she escapes after considerable difficulty. She rushes to the line of march and makes frantic and amusing efforts to catch the Keystone automobile while the two sleuths attempt to dodge her. Mabel gets into difficulties with the police who are endeavoring to maintain order, and is championed by Ford Sterling, who is among the spectators.
Sir Brian, an irascible old gentleman, who suffers from gout, receives a note saying his son Gerald is very ill at college, and asking him to come to Dublin. He is too ill to go so he gets his friend, Captain Jenks, to go instead of him. Jenks finds Gerald being nursed by a pretty girl and soon discovers that Gerald is in love with her.
Harley Hennage, a gambler, loves Marie but remains silent when he realizes that she is in love with Oliver Corblay, a prospector. After Corblay and Marie marry, Harley moves to the distant town of San Pasqual and does not see his old sweetheart until her husband is killed while staking a claim in the desert.
As a baby, John Ermine is stolen from a wagon train by the Crow Indians and is adopted by Chief Fire Bear. John grows to manhood, ignorant that he is a white man until his parentage is disclosed to him by Crooked Bear, a white hermit who is on friendly terms with the Crows. Crooked Bear teaches John the language and customs of the white man's civilization, impressing upon him that it is his sacred responsibility to keep peace between the white men and the Indians.
Tommy Buckman, the ne'er-do-well son of dime store magnate John Buckman, is given one last chance to succeed by surveying a possible location in New England for the opening of another store in his father's chain. Arriving in the town of Winton, Tommy lands in jail and, disowned by his father, is bailed out by Nina Potter, whose father owns the only dime store in town.
When Mrs. Harrison arrives in Harborsport for her vacation, she announces her plan to marry Gladsome, her daughter, to Vincent Bradshaw, the son of her financial advisor James Bradshaw. To keep Gladsome from socializing with the local fishermen, James drives them from his property, but they organize under her and force their way back. Arrested for rabble-rousing, Gladsome is bailed out of jail by James and later meets "Alphabet" Carter, a vacationing financial wizard, for whom she has an immediate attraction.
Drifters Tom Williams and Joe Morgan have a chance meeting with the sheriff's daughter and learn that her brother Jim is being held prisoner in Line Hollow by Wolf, who aspires to be the next sheriff. They aid the sheriff in finding the outlaw gang and rescuing Jim. Tom decides to stop drifting and stay near the sheriff's daughter.
Robert "Bob" Wesley horrifies his father, Admiral John Wesley of the Naval Advisory Board, by failing his examination at the Annapolis naval academy. Bob seizes the chance to redeem himself, however, when he overhears Hanson, the butler, plotting with German agent Count Von Ornstorff to deliver his father's plans for the Atlantic coastal defenses to German Baroness Von Hulda. In Baltimore, Bob meets the baroness' ship and, with the aid of an old college professor, makes her his prisoner. Having impersonated a woman in the college play, Bob disguises himself as the baroness, rendezvous with the spies, and obtains the plans.
Richard Bolton, a timid bookworm, is too shy to declare his love for the beautiful Helen. While she remains unimpressed, however, the Countess Wintershin pursues him relentlessly, to Richard's embarrassment and her jealous husband's dismay.
Jack Darling of the North West Mounted Police is ordered to track down and arrest murderer Alec Young, whose girl, Dancing Pete, performs in the Nugget dance hall. En route to Nugget, Jack meets Hope Ross, who is caring for her sister's baby. Although the two fall in love, the outlook for a happy romance appears hopeless, because he believes that she is a married mother, and she thinks that he is an outlaw.
Returning to House of a Thousand Candles a mystery unfolds involving two lookalike girls...or is there only one very crafty one?
A burlesque of a Spanish courtship, in which two rivals for the hand of a beautiful senorita battle with each other.
Mabel is in love with John, the country boy, but her father wants her to marry a Baron. She is locked up in a room, and her father watches her. John takes a bundle of cloth and makes a big firebrand which he throws into the window, at the same time yelling, "Fire." Dad runs for his life and Mabel jumps through the window into the arms of John, who hurries her to the minister's house. The ceremony is about to take place when Dad and the Baron rush in, and Mabel is led home again.