Question: How many millions of people in the US watched the episode with season number 8?
SQL: SELECT "U.S. viewers (millions)" FROM "1-19925114-1" WHERE "No. in season" = 8.0;

Question: How many episodes had the series number of 38?
SQL: SELECT COUNT("Directed by") FROM "1-19925114-1" WHERE "No. in series" = 38.0;

Question: How many different numbers of people in the US who'd seen the episode with a season number 8 are there?
SQL: SELECT COUNT("U.S. viewers (millions)") FROM "1-19925114-1" WHERE "No. in season" = 8.0;