Charlie goes to the movies and falls in love with a girl on the screen. He goes to Keystone Studios to find her. He disrupts the shooting of a film, and a fire breaks out. Charlie is blamed, gets squirted with a firehose, and is shoved by the female star.

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.

We are told Charlie is a dental assistant. He arrives at work where the patients are already waiting. He joins the tiny second dental assistant in the back room. They have a brief squabble then Charlie goes to the waiting room to clean the floor with a carpet sweeper. He bumps into a patient and ...

When one of the actors on a movie set doesn't show up, Charlie gets his chance to be on camera and replaces the actor. While waiting, he plays in a dice game and gets on many people's nerves. When he finally gets to act, he ruins his scene, accidentally destroys the set, and tears the skirt of th...

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.

In A Busy Day, a wife (played by an energetic Charlie Chaplin) becomes jealous of her husband's interest in another woman during a military parade. On her way to attack the couple, the wife interrupts the set of a film, knocking over a film director and a police officer. Finally, the husband push...

Chaplin and Sterling play two young men, Masher and Rival Masher, who fight over the chance to help a young woman (Clifton) cross a muddy street. Sterling first sees the woman trying to cross and offers her an umbrella he stole from a policeman, and asked her to wait for him as he goes to get som...