how many times was the episode "the old maid of honor" originally aired?
CREATE TABLE "table1_27913766_1" (
  "series_num" real,
  "season_num" real,
  "title" text,
  "written_by" text,
  "original_air_date" text,
  "u_s_viewers_millions" text
);
SELECT COUNT("original_air_date") FROM "table1_27913766_1" WHERE "title"='\"The Old Maid of Honor\"';