(W) Laurie S. Sutton (A) Dario Brizuela How did Harley Quinn become Batman's jolly jester enemy? Discover the story behind this Super-Villain's journey from promising psychologist to Clown Princess of Crime, including the source of her zany mad mind. With action-packed illustrations and easy-to-follow text, this DC Comics book is perfect for early readers. 9781666345339