The director of the episode with the title "The Sky is Falling" is who?
CREATE TABLE "table1_26866233_1" (
  "series_num" real,
  "episode_num" real,
  "title" text,
  "director" text,
  "writer" text,
  "original_airdate" text
);
SELECT "director" FROM "table1_26866233_1" WHERE "title"='\"The Sky is Falling\"';