Question: Who wrote the episode originally aired on September 29, 1999?
SQL: SELECT "Written by" FROM "1-18646432-4" WHERE "Original air date" = 'September 29, 1999';

Question: What is the name of the episode originally aired on September 29, 1999?
SQL: SELECT "Title" FROM "1-18646432-4" WHERE "Original air date" = 'September 29, 1999';

Question: What is the production code number for episode named "Chilly Scenes of Winter Golf"?
SQL: SELECT MIN("Prod. code") FROM "1-18646432-4" WHERE "Title" = '"Chilly Scenes of Winter Golf"';