CREATE TABLE table_16335 ("Season" FLOAT, "Episodes" FLOAT, "Time slot  ( EST ) " TEXT, "Season premiere" TEXT, "Season finale" TEXT, "TV season" TEXT, "Rank" TEXT, "Viewers  ( in millions ) " TEXT)

What is the season finale for season 4?
SELECT "Season finale" FROM table_16335 WHERE "Season" = '4'
SELECT "Season finale" FROM "table_16335" WHERE "Season" = '4'