Who directed the episode that aired November 21, 2003?
CREATE TABLE table_28859177_2 (directed_by VARCHAR, original_air_date VARCHAR)
SELECT directed_by FROM table_28859177_2 WHERE original_air_date = "November 21, 2003"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_28859177_2 (directed_by VARCHAR, original_air_date VARCHAR) Question: Who directed the episode that aired November 21, 2003? [/INST] SELECT directed_by FROM table_28859177_2 WHERE original_air_date = "November 21, 2003" </s>