When did the episode that had 5.09 million total viewers (both Live and SD types) first air?
CREATE TABLE table_24222929_3 (original_airdate VARCHAR, live VARCHAR, sd_total_viewers VARCHAR)
SELECT original_airdate FROM table_24222929_3 WHERE live + sd_total_viewers = "5.09 million"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_24222929_3 (original_airdate VARCHAR, live VARCHAR, sd_total_viewers VARCHAR) Question: When did the episode that had 5.09 million total viewers (both Live and SD types) first air? [/INST] SELECT original_airdate FROM table_24222929_3 WHERE live + sd_total_viewers = "5.09 million" </s>