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_13336122_3 ( original_air_date VARCHAR, directed_by VARCHAR )

### Question ###
When did the episode directed by David Duchovny originally air?

### Accurate SQL ###

SELECT original_air_date FROM table_13336122_3 WHERE directed_by = "David Duchovny"