"Create an image of a lively 19th-century American town, set in Missouri, with a group of children, including Tom Sawyer and Huckleberry Finn, playing and causing mischief in the foreground. Incorporate classic musical theatre elements, such as colorful costumes and exaggerated expressions, to capture the spirit of the musical. In the background, include iconic elements like the Mississippi River and old-fashioned buildings, to evoke a sense of nostalgia and adventure."