CREATE TABLE table_28037619_2 (us_viewers__million_ VARCHAR(255), directed_by VARCHAR(255), written_by VARCHAR(255))
How many million u.s. viewers saw the episode that was directed by roger young and written by debra j. fisher?
    
SQL: SELECT us_viewers__million_ FROM table_28037619_2 WHERE directed_by = "Roger Young" AND written_by = "Debra J. Fisher"