Question: When did the episode titled "The Fashion Show" air for the first time?
SQL: SELECT "Original air date" FROM "1-19236587-4" WHERE "Title" = '"The Fashion Show"';

Question: What's the series number of the episode with season number 2?
SQL: SELECT MIN("Series No.") FROM "1-19236587-4" WHERE "Season No." = 2.0;

Question: What's the series number of the episode seen by 2.43 million viewers in the UK?
SQL: SELECT "Series No." FROM "1-19236587-4" WHERE "U.K. viewers (million)" = '2.43';

Question: How many different original air dates does the episode with series number 13 have?
SQL: SELECT COUNT("Original air date") FROM "1-19236587-4" WHERE "Series No." = 13.0;