123Movies. The War of Independence has begun, and Tucker the Mouse, Harry the Cat and Chester C. Cricket are indispensable to the American colonies' effort to free themselves from the rule of the despotic English king. Harry and Tucker help Thomas Jefferson write the Declaration of Independence. Chester creates the tune for "Yankee Doodle Dandy." And all the animals--including John and Marsha, the lightning bugs--help Paul Revere spread the message that the British are coming. [Plot summary written by J. Spurlin.]