What is the original airdate of the episode that had 8.23 million viewers?
CREATE TABLE table_26139378_1 (original_airdate VARCHAR, viewers__in_millions_ VARCHAR)
SELECT original_airdate FROM table_26139378_1 WHERE viewers__in_millions_ = "8.23"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_26139378_1 (original_airdate VARCHAR, viewers__in_millions_ VARCHAR) Question: What is the original airdate of the episode that had 8.23 million viewers? [/INST] SELECT original_airdate FROM table_26139378_1 WHERE viewers__in_millions_ = "8.23" </s>