Charlie, competing with his rival's race car, offers Mabel a ride on his motorcycle but drops her in a puddle. He next joins some dubious characters in abduction of his rival just before the race for the Vanderbilt Cup. With her boyfriend locked up in a shed, Mabel takes his place. Charlie does what he can to sabotage the race, even causing Mabel's car to overturn.

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.

Mabel goes home after being humiliated by a masher whom her wimpy husband won't fight. The husband goes off to a bar and gets drunk. She buys a boxing dummy hoping it will inspire her husband, but when he returns he gets in a fight with it, taking it to be the ladykiller.

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.

Charlie is walking in the park. A girl leaves a seaman on one bench and joins Charlie on another. The seaman wakes up. He and Charlie stage a brick fight. Policemen get hit and arrest both men. During an ensuing fight on the dock the policemen, the seaman, Charlie and the girl wind up in the water.

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.

Charlie's wife sends him to the store for a baby bottle with milk. Elsewhere, Ambrose offers to post a love letter for a woman in his boarding house. The two men meet at a restaurant and each takes the other's coat by mistake. Charlie's wife thinks he has a lover; Ambrose's believes he has an illegitimate child.

Two drunks live in the same hotel. One beats his wife, the other is beaten by his. They go off and get drunk together. They try to sleep in a restaurant using tables as beds and are thrown out. They lie down in a row boat which fills with water, drowning them (a fate apparently better than going home to their wives).

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.

Tupper meets the wealthy Miss Whipple at a baseball game. When she declares that she just adores baseball players, Tupper starts up a team.