CREATE TABLE table_27198 ("No. in series" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "U.S. viewers  ( millions ) " TEXT)

How many titles are listed with 8.44 million viewers?
SELECT COUNT("Title") FROM table_27198 WHERE "U.S. viewers (millions)" = '8.44'
SELECT COUNT("Title") FROM "table_27198" WHERE "U.S. viewers (millions)" = '8.44'