The challenge: create an entire 24-page comic book in 24 consecutive hours.Hundreds of cartoonists have taken this challenge, turning out works that wereamazing, amusing, or revelatory. Four-time Harvey Award and Eisner Award winnerScott McCloud, comicdom's top theoretician and inventor of the 24-hour comic,explains the concept and presents nine of the best.Includes stories by Neil Gaiman, Al Davison, and more.