Released from prison after 20 years, Canio finds his daughter adopted by a wealthy family and about to marry. When he meets Leoncavallo, the composer is moved to create one of history's greatest operas.
When his car breaks down out in the country, Sniffles the mouse takes shelter in an old mill, where he meets up with "Batty," a non-stop-talking little bat who later save Sniffles from a hungry cat.
This short starts out as a documentary. In a dramatization, Eadward Muybridge's photographic experiments prove that when a horse gallops, there are times when all four of the animal's feet are off the ground.