Question: who directed the episode that 6.3 million u.s. viewers saw?
SQL: SELECT "Directed by" FROM "1-27811555-1" WHERE "U.S. viewers (millions)" = '6.3';

Question: how man episodes in the season were titled "That's So Sonny"?
SQL: SELECT COUNT("No. in season") FROM "1-27811555-1" WHERE "Title" = '"That''s So Sonny"';