Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_23242933_2 (original_air_date VARCHAR, us_viewers__millions_ VARCHAR)

### Question ###
When did 6.09 million people in the US see the original airing of an episode of the show?

### Accurate SQL ###

SELECT original_air_date FROM table_23242933_2 WHERE us_viewers__millions_ = "6.09"