Question: What is the title of the episode watched by 3.2 million viewers?
SQL: SELECT "Title" FROM "1-26448179-4" WHERE "U.S. viewers (millions)" = '3.2';

Question: What is the title of the episode with production code 305?
SQL: SELECT "Title" FROM "1-26448179-4" WHERE "Production code" = 305.0;

Question: How many air dates had 3.2 million viewers?
SQL: SELECT COUNT("Original air date") FROM "1-26448179-4" WHERE "U.S. viewers (millions)" = '3.2';

Question: What is the highest production code?
SQL: SELECT MAX("Production code") FROM "1-26448179-4";