CREATE TABLE table_2226817_4 (production_code VARCHAR, original_air_date VARCHAR)

Name the production code for november 27, 1988
SELECT production_code FROM table_2226817_4 WHERE original_air_date = "November 27, 1988"
SELECT "production_code" FROM "table_2226817_4" WHERE "November 27, 1988" = "original_air_date"