L'Étoile mystérieuse
Tintin in India or The Mystery of the Blue Diamond, is a 1941 Belgian theatre piece in three acts written by Hergé and Jacques Van Melkebeke. It features Hergé's famous character, Tintin, and covers much of the second half of "Cigars of the Pharaoh" as Tintin attempts to rescue a stolen blue diamond. The events of the story occur within the chronology of Tintin stories, between "The Crab with the Golden Claws" and "The Shooting Star".