CREATE TABLE "table1_2655016_9" (
  "season_num" real,
  "series_num" real,
  "episode_title" text,
  "original_air_date" text,
  "nick_prod_num" text
);

Question: What is the series # on airdate September 21, 2002?
SQL: SELECT "series_num" FROM "table1_2655016_9" WHERE "original_air_date"='September 21, 2002';

Question: what is the series number of the "harry bladder special"?
SQL: SELECT "series_num" FROM "table1_2655016_9" WHERE "episode_title"='\"Harry Bladder Special\"';