One of Agatha Christie\xe2s most successful stories with her Belgian\ndetective Hercule Poirot was in itself controversial and a number of\nbooks have been written about the detective story. Her fellow writers\nat the time felt she had crossed the line in their \xe2rules of the game\xe2?\nwhen creating a tidy cozy mystery. I\xe2ll look briefly at the controversy\nand you\xe2ll hear Orson Welles disappointing creation of her Belgian\ndetective in the Mercury Theater\xe2s production of this well-known\ndetective story.