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_2112766_1 (episode VARCHAR, viewers__in_millions_ VARCHAR)
### Question:
how many episode have 8.4 millions  viewer.
### Answer:
SELECT COUNT(episode) FROM table_2112766_1 WHERE viewers__in_millions_ = "8.4"