Characters reject their author in "Six Characters in Search of an Author", a 1921 play by which Italian?

Chapters in an 1831 novel by which author include "Maitre Jacques Coppenole" and "A Tear for a Drop of Water"? Chapters in which 1953 thriller include "Dossier for M", "Pink Lights and Champagne" and "The Game Is Baccarat"? Chapters in which Pulitzer Prize winner by Carol Shields include "Birth, 1905", "Marriage, 1927" and "Sorrow, 1965"? Which musical heroine sings that she is "as corny as Kansas in August"? Characters in which 1942 ballet include the Head Wrangler and the Champion Roper? Characters in which 1987 movie parody include Lord Dark Helmet and Pizza the Hutt? Characters in which 1990 film included Mumbles, Shoulders, Flattop and the Brow? Characters in which 1990 Oscar winner included Wind in His Hair, Kicking Bird and Lt. John Dunbar?