CREATE TABLE table_25917 ("Episode" CLOB, "First broadcast" CLOB, "Seans team" CLOB, "Daves team" CLOB, "Scores" CLOB)

What was the first broadcast date of episode 4x03?
SELECT "First broadcast" FROM table_25917 WHERE "Episode" = '4x03'
SELECT "First broadcast" FROM "table_25917" WHERE "Episode" = '4x03'