Possible Clues:

• One partial to Scarlett
• Mitchell creation
• Speaker of the #1 quote on A.F.I.'s list of the 100 greatest movie quotes
• Her silly empty threat over servant, famous film character
• TURTLE BERTH (debuted 1936)
• "Frankly, my dear, I don't give a ..." character
• Bonnie Blue's dad
• Protagonist's extremely rash objection in nasty letter
• "Gone With the Wind" character
• ''Gone With the Wind'' character