CREATE TABLE table_30165 ("Series episode" FLOAT, "Season episode" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "U.S. viewers  ( in million ) " CLOB)

What was the title of the episode viewed by 5.03 million viewers?
SELECT "Title" FROM table_30165 WHERE "U.S. viewers (in million)" = '5.03'
SELECT "Title" FROM "table_30165" WHERE "U.S. viewers (in million)" = '5.03'