CREATE TABLE "table1_17758010_2" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "u_s_viewers_millions" text
);

Question: What is every "directed by" when the title is "One To Go" (part 2)?
SQL: SELECT "directed_by" FROM "table1_17758010_2" WHERE "title"='\"One to Go\" (Part 2)';

Question: How many original air dates have U.S. Views (millions) of 19.49?
SQL: SELECT COUNT("original_air_date") FROM "table1_17758010_2" WHERE "u_s_viewers_millions"='19.49';

Question: What is the lowest no. in series?
SQL: SELECT MIN("no_in_series") FROM "table1_17758010_2";