Table: tv_episode_data_7
Columns: no_in_season
no_in_series
title
directed_by
written_by
original_air_date
u_s_viewers_million

Question: The episode written by Rebecca Dameron aired on what date? 
SQL: SELECT "original_air_date" FROM tv_episode_data_7 WHERE "written_by" = 'Rebecca Dameron'

Question: Which episode in the series drew 3.6 million U.S. viewers? 
SQL: SELECT MIN("no_in_series") FROM tv_episode_data_7 WHERE "u_s_viewers_million" = '3.6'

Question: Who wrote the episode that aired on April 17, 2011? 
SQL: SELECT "written_by" FROM tv_episode_data_7 WHERE "original_air_date" = 'April 17, 2011'

Question: How many times did episode 79 originally air? 
SQL: SELECT COUNT("original_air_date") FROM tv_episode_data_7 WHERE "no_in_series" = 79

Question: How many millions of views in the country watched "Line of Departure"?
SQL: SELECT "u_s_viewers_million" FROM tv_episode_data_7 WHERE "title" = '"Line of Departure"'