Table: tv_show_episode_9
Columns: no_in_series
title
directed_by
written_by
original_air_date
production_code
u_s_viewers_million

Question: Who directed the episode that was watched by 2.97 million U.S. viewers? 
SQL: SELECT "directed_by" FROM tv_show_episode_9 WHERE "u_s_viewers_million" = '2.97'

Question: What is the original air date of the episode written by Liz Feldman?
SQL: SELECT "original_air_date" FROM tv_show_episode_9 WHERE "written_by" = 'Liz Feldman'

Question: Who wrote the episode that was watched by 2.97 million U.S. viewers? 
SQL: SELECT "written_by" FROM tv_show_episode_9 WHERE "u_s_viewers_million" = '2.97'

Question: How many millions of U.S viewers watched the episode written by Liz Feldman? 
SQL: SELECT "u_s_viewers_million" FROM tv_show_episode_9 WHERE "written_by" = 'Liz Feldman'