When did the episode that had 3.69 million total viewers (Live and SD types combined) 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 = "3.69 million"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: When did the episode that had 3.69 million total viewers (Live and SD types combined) first air? ### Input: CREATE TABLE table_24222929_3 (
    original_airdate VARCHAR,
    live VARCHAR,
    sd_total_viewers VARCHAR
) ### Response: SELECT original_airdate FROM table_24222929_3 WHERE live + sd_total_viewers = "3.69 million"