CREATE TABLE table_16334 ("Season" FLOAT, "Episodes" FLOAT, "Time slot  ( EST ) " CLOB, "Season premiere" CLOB, "Season finale" CLOB, "TV season" CLOB, "Rank" CLOB, "Viewers  ( in millions ) " CLOB)

What episodes are there where the season premier is September 23, 2009?
SELECT "Episodes" FROM table_16334 WHERE "Season premiere" = 'September 23, 2009'
SELECT "Episodes" FROM "table_16334" WHERE "Season premiere" = 'September 23, 2009'