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_27927185_1 (directed_by VARCHAR, viewers__millions_ VARCHAR)
### Question:
Who directed the episode with 6.37 million viewers?
### Answer:
SELECT directed_by FROM table_27927185_1 WHERE viewers__millions_ = "6.37"