Two disruptive theater patrons, the wealthy drunk Mr. Pest (played by Charlie Chaplin) and the rowdy working-class Mr. Rowdy (also played by Chaplin), attend a live vaudeville theater production. Their constant antics, seat-hopping, and physical altercations quickly overshadow the acts on stage and plunge the entire theater into absolutely hilarious chaos.

Walking along with his bulldog, Charlie finds a "good luck" horseshoe just as he passes a training camp advertising for a boxing partner "who can take a beating." After watching others lose, Charlie puts the horseshoe in his glove and wins. The trainer prepares Charlie to fight the world champion. A gambler wants Charlie to throw the fight. He and the trainer's daughter fall in love.

A tramp tries to earn money by playing the violin, but he’s soon facing off against the jealous competition.

Firefighter Charlie Chaplin is tricked into letting a house burn by an owner who wants to collect on the insurance.

An impecunious customer creates chaos in a department store while the manager and his assistant plot to steal the money kept in the establishment's safe.