CREATE TABLE table_12570759_2 (us_viewers__millions_ VARCHAR2, directed_by VARCHAR2, written_by VARCHAR2)

How many millions of U.S. viewers watched the episode directed by Rob Bailey and written by Pam Veasey?
SELECT us_viewers__millions_ FROM table_12570759_2 WHERE directed_by = "Rob Bailey" AND written_by = "Pam Veasey"
SELECT "us_viewers__millions_" FROM "table_12570759_2" WHERE "Pam Veasey" = "written_by" AND "Rob Bailey" = "directed_by"