Question: What are the title that have 19.48 million u.s. viewers?
SQL: SELECT "Title" FROM "1-1130632-1" WHERE "U.S. viewers (million)" = '19.48';

Question: Which titles have 18.73 u.s. viewers.
SQL: SELECT "Title" FROM "1-1130632-1" WHERE "U.S. viewers (million)" = '18.73';

Question: Who wrote all the shows with 18.73 u.s. viewers?
SQL: SELECT "Written by" FROM "1-1130632-1" WHERE "U.S. viewers (million)" = '18.73';