What tv season year had 14.54 million viewers?
CREATE TABLE "table1_27553627_2" (
  "season" text,
  "episodes" real,
  "timeslot_est" text,
  "season_premiere" text,
  "season_finale" text,
  "tv_season" text,
  "rank" text,
  "viewers_in_millions" text
);
SELECT "tv_season" FROM "table1_27553627_2" WHERE "viewers_in_millions"='14.54';