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_23114705_7 (original_air_date VARCHAR, nz_viewers__thousand_ VARCHAR)
### Question:
What was the air date of the episod that had 456.58 thousand viewers?
### Answer:
SELECT original_air_date FROM table_23114705_7 WHERE nz_viewers__thousand_ = "456.58"