The Great Maranelli, a stunting circus clown, falls instantly in love when he sees Dorothy Langdon, who does not think too much of him and lets him know it. He is so smitten that his works suffers to the extent that he is soon just a hobo drifting along the open road. When he again encounters Dorothy, she gets him a job as a salesman with her father's light-and-power company, and proves to be a a real "live-wire" salesman. He is then put in charge of the lighting in an amusement park being built under Dorothy's supervision, and trouble comes many directions, guided by Dorothy's cad fiancée who wants to make the stock in the project worthless so he can buy it cheaply.
An auto racer driving through a small town finds himself tangled up in a local political controversy, an election and a mystery that surrounds a supposedly "haunted" car that speeds through town with no driver and disappears before anyone can catch it.
A young Irish immigrant gets a job as a conductor on a streetcar and fights off an attempt by crooks to take over the company, all the while pursuing the boss' beautiful daughter.
Jockey Johnny Jones is hired to ride The Earl of Bloomsburg's horse at the English Derby. Crooked gambler Robert Anstead frames Johnny as a thief and kidnaps his sweetheart in order to make Johnny throw the race. Will he succeed?