CREATE TABLE "series_1_2009" (
  "episode" text,
  "location" text,
  "headliner" text,
  "comedians" text,
  "airdate" text
);

Question: What date did the show air when Rhod Gilbert was the headliner?
SQL: SELECT "airdate" FROM "series_1_2009" WHERE "headliner"='Rhod Gilbert';

Question: What date did the show air when Sean Lock was the headliner?
SQL: SELECT "airdate" FROM "series_1_2009" WHERE "headliner"='Sean Lock';

Question: Who were the comedians on episode 1x03?
SQL: SELECT "comedians" FROM "series_1_2009" WHERE "episode"='1x03';

Question: What episode took place in Belfast Waterfront Hall?
SQL: SELECT "episode" FROM "series_1_2009" WHERE "location"='Belfast Waterfront Hall';

Question: Who were the comedians during the episode located in Birmingham Hippodrome?
SQL: SELECT "comedians" FROM "series_1_2009" WHERE "location"='Birmingham Hippodrome';