Table: episodes_table_34
Columns: no_in_series
title
directed_by
written_by
original_air_date
production_code

Question: When 17 is the number in series who is the director?
SQL: SELECT "directed_by" FROM episodes_table_34 WHERE "no_in_series" = 17

Question: When 21 is the number in series what is the air date?
SQL: SELECT "original_air_date" FROM episodes_table_34 WHERE "no_in_series" = 21

Question: When 446004 is the production code who are the writers?
SQL: SELECT "written_by" FROM episodes_table_34 WHERE "production_code" = 446004

Question: When "body damage" is the title how many air dates are there?
SQL: SELECT COUNT("original_air_date") FROM episodes_table_34 WHERE "title" = '"Body Damage"'