Who directed "report 2493:kidnap whose pretty girl are you"?
CREATE TABLE "table1_1971734_1" (
  "episode_num" real,
  "prod_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "originalairdate" text,
  "filmed" text
);
SELECT "directed_by" FROM "table1_1971734_1" WHERE "title"='\"REPORT 2493:KIDNAP Whose Pretty Girl Are You\"';