Question: Phil Klemmer wrote all titles and production code is 3T6455. 
SQL: SELECT "Title" FROM "1-27115960-1" WHERE "Written by" = 'Phil Klemmer' AND "Production code" = '3T6455';

Question: Season 9 all the titles were no. in series.
SQL: SELECT "Title" FROM "1-27115960-1" WHERE "No. in series" = 9.0;

Question: Title is the total number where u.s. viewers (million) is 7.56.
SQL: SELECT COUNT("Title") FROM "1-27115960-1" WHERE "U.S. viewers (million)" = '7.56';