text: 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_22181917_2 (directed_by VARCHAR, us_viewers__millions_ VARCHAR)
  ### Question:
  Who directed the episode that was watched by 6.62 million U.S. viewers?
  ### Answer:
  SELECT directed_by FROM table_22181917_2 WHERE us_viewers__millions_ = "6.62"