Pat Arnold, the creator of Margaret Mouse, wants kids to know it doesn't matter what they look like on the outside - it is what's inside that counts. "Margaret is not pretty; she has stringy hair, buck teeth and thick glasses, but her heart is made of gold," said Arnold, who writes under the pen name Cherokee Wyatt. "I want kids to know that it just doesn't matter." The homely little mouse wears a yellow dress bearing some of Arnold's most important words of wisdom, "Pretty is as pretty does." Margaret Mouse will be making an appearance at the Heartsounds...