Sir Alfred De Carter suspects his wife of infidelity. While conducting a symphony orchestra, he imagines three different ways of dealing with the situation. When the concert ends, he tries acting out his fantasies, but things do not go as well in reality as they did in his imagination.

An inventor and his accomplice plan to rob a ship carrying gold bullion by using a submarine. A waiter overhears their plans, buys himself an admiral's uniform, tricks his way into command of the sub and plots to take the ship himself.

Fatty rescues Mabel twice: first, from the unwelcome attentions of a masher, then from a runaway observation balloon.

Charlie is amidst a number of loving couples in the park. He parodies one couple by embracing a tree. A girl asks her beau for a love token. The beau steals a pocket watch from a sleeping man, Charlie gets it away from him and gives it to the girl. He later gets it back and tries to sell it to his original owner who calls a policeman. Many park visitors wind up getting tossed into the lake.

Mabel and her beau go to an auto race and are joined by Charlie and his friend. As Charlie's friend is attempting to enter the raceway through a hole, the friend gets stuck and a policeman shows up. Charlie sprays the policeman with soda until he friends makes it through the hole. In the grandstand, Mabel abandons her beau for Charlie. Both Charlie's friend and Mabel's are arrested and hauled away.

Charlie stays at a boarding-house, where he is the landlady's favorite. Her husband grows jealous when observing this. Their little son has a camera. He happens to take some photos of his mother and Charlie in situations which are innocent but look indecent. He also takes a photo of his father and a female boarding-guest in a similar situation. In the evening the boy arranges a slide show in the boarding-house. Suddenly also the equivocal photos of his parents appear on the screen. His jealous father gets furious and starts chasing Charlie. Soon all the boarding-guests are involved in the fight.

A hotdog girl gives one to a policeman who then allows her into a race track. While other customers swipe her hotdogs, Charlie runs off with the whole box, pretending to sell them while actually giving them away. She calls her policeman who battles Charlie.

Given an hour off from his job as a cafe waiter, Charlie rescues Mabel from a thug, is given an invitation to her home, and arrives presenting a card which falsely identifies him as the Greek Ambassador. Before he can get back to work, her parents invite him to a future garden party. Her jealous lover has Charlie followed back to the cafe. Charlie is a hit at the garden party but, as he leaves to return to work, the rival invites everyone to go with him to the cafe so Charlie will be exposed.

Boston pharmacist Tom Craig comes to Sacramento, where he runs afoul of local political boss Britt Dawson...

A young woman comes to Hollywood with dreams of stardom, but achieves them only with the help of an alcoholic leading man whose best days are behind him.

Mary Blake arrives at Blackie Norton's Paradise gambling hall and beer garden looking for work as a singer. Blackie embarrasses her by asking to see her legs, but does hire her. She faints from hunger. Nob Hill Socialite Jack Burley and Maestro Baldini of the Tivoli Opera House see her singing and offer her a chance to do opera, but Blackie has her under a two-year contract which she sorrowfully stands by. Later, when he makes up posters featuring Mary in tights, she does leave for the Tivoli. Blackie gets an injunction against Burley, but knocks out the process server when he hears Mary's performance as Marguerite in "Faust". She asks her to marry him and she agrees to go back to the Paradise as his kind of singer, but Blackie's childhood chum Father Tim intervenes. After Blackie slugs the priest, Mary leaves. She is soon the star of the Tivoli and Blackie's place is closed down...

A couple of tramps, down on their luck and hungry, decide to fake an exhibition boxing match for a promoter. Meanwhile, Pug, a good-hearted but boisterous fellow, takes on a gang of mashers who make unwanted advances to his girlfriend. Impressed by his abilities, the mashers decide to pass Pug off as Cyclone Flynn, the champion, and enter him in the boxing match. But the real Cyclone shows up, and he and Pug battle it out in the ring. Soon the fight progresses to include pistols, rooftop chases, and the Keystone Kops in hot pursuit.

Charlie and his wife are walking in the park when they encounter Ambrose and his wife. The partners become fond of their counterparts and begin chasing each other around. A policeman looking for a professional Don Juan becomes involved, as does a Turk.

Charlie and another waiter must become bakers when the regular bakers go out on strike. The strikers put dynamite in a piece of bread which is delivered to the cake counter. It winds up in the oven and explodes.

A rich lord loves a girl. A maid who has seen the two accosts the lord in a park and embraces him. This is seen by the girl who calls off their relationship. The lord decides to commit suicide, but the butler replaces the poison with water. The girl, her love now restored, rushes to what she thinks is the lord's deathbed.

The small state of Freedonia is in a financial mess, borrowing a huge sum of cash from wealthy widow Mrs. Teasdale. She insists on replacing the current president with crazy Rufus T. Firefly and mayhem erupts. To make matters worse, the neighboring state sends inept spies Chicolini and Pinky to obtain top secret information, creating even more chaos!