Question: How many millions of U.S. viewers watched the episode directed by Allison Liddi-Brown? 
SQL: SELECT "U.S. viewers (millions)" FROM "1-18102421-2" WHERE "Directed by" = 'Allison Liddi-Brown';

Question: What number episode in the season was titled "Dead on Arrival"?
SQL: SELECT MAX("No. in season") FROM "1-18102421-2" WHERE "Title" = '"Dead on Arrival"';

Question: What was the title of the episode that had 13.82 million U.S. viewers? 
SQL: SELECT "Title" FROM "1-18102421-2" WHERE "U.S. viewers (millions)" = '13.82';