Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_18335117_2 (original_air_date VARCHAR, production_code VARCHAR)
### Question:
When did the episodes first air that had a production code of 107?
### Answer:
SELECT original_air_date FROM table_18335117_2 WHERE production_code = 107