CREATE TABLE table_29370 ("Episode #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Originalairdate" TEXT, "Ratings" TEXT)

What date did the epiode that had 1.37 million as the rating originally air?
SELECT "Originalairdate" FROM table_29370 WHERE "Ratings" = '1.37 Million'
SELECT "Originalairdate" FROM "table_29370" WHERE "Ratings" = '1.37 Million'