CREATE TABLE table_26479 ("Episode #" FLOAT, "Prod #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Originalairdate" TEXT, "Filmed" TEXT)

How many episodes have the title 'a perfect crime'?
SELECT COUNT("Episode #") FROM table_26479 WHERE "Title" = 'A Perfect Crime'
SELECT COUNT("Episode #") FROM "table_26479" WHERE "Title" = 'A Perfect Crime'