CREATE TABLE "table1_2468961_7" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "production_code" real
);

Question: When 15 is the number in season what is the highest number in series?
SQL: SELECT MAX("no_in_series") FROM "table1_2468961_7" WHERE "no_in_season"=15;

Question: When 123 is the number in series who is the director?
SQL: SELECT "directed_by" FROM "table1_2468961_7" WHERE "no_in_series"=123;

Question: When "the kissing game" is the title who is the director?
SQL: SELECT "directed_by" FROM "table1_2468961_7" WHERE "title"='\"The Kissing Game\"';

Question: When 120 is the number in series who is the writer?
SQL: SELECT "written_by" FROM "table1_2468961_7" WHERE "no_in_series"=120;

Question: When 137 is the number in series what is the production code?
SQL: SELECT "production_code" FROM "table1_2468961_7" WHERE "no_in_series"=137;