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_23399481_2 (directed_by VARCHAR, us_viewers__in_millions_ VARCHAR)
### Question:
What is the director name is the U.S. viewers is 2.22 million?
### Answer:
SELECT directed_by FROM table_23399481_2 WHERE us_viewers__in_millions_ = "2.22"