how many episode have 8.4 millions  viewer.
CREATE TABLE table_2112766_1 (episode VARCHAR, viewers__in_millions_ VARCHAR)
SELECT COUNT(episode) FROM table_2112766_1 WHERE viewers__in_millions_ = "8.4"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2112766_1 (episode VARCHAR, viewers__in_millions_ VARCHAR) Question: how many episode have 8.4 millions  viewer. [/INST] SELECT COUNT(episode) FROM table_2112766_1 WHERE viewers__in_millions_ = "8.4" </s>