CREATE TABLE table_46240 ("Season" TEXT, "Episodes" FLOAT, "Season premiere" TEXT, "Season finale" TEXT, "Peak Series rating[ citation needed ]" TEXT, "Average series rating" TEXT, "DVD release date" TEXT, "Discs" FLOAT)

Which show has a season premiere with a Average series rating of 1.85 million viewers?
SELECT "Season premiere" FROM table_46240 WHERE "Average series rating" = '1.85 million viewers'
SELECT "Season premiere" FROM "table_46240" WHERE "Average series rating" = '1.85 million viewers'