A mischievous but kind-hearted goat named Billy Whiskers lives contentedly on a farm until he hears of a traveling circus and sets off to see it. He explores the show, interacts with performers and animals, rides an elephant, and repeatedly proves resourceful when danger arises, including a foiled kidnapping and a subsequent wreck. The episodic chapters trace his preparations, journey, performances, crises, and eventual return home, emphasizing his leadership, curiosity, and loyalty as they shape events and relationships throughout the adventure.