CREATE TABLE table_16205 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT)

How many episodes were titles 'voicemail'?
SELECT COUNT("Directed by") FROM table_16205 WHERE "Title" = 'Voicemail'
SELECT COUNT("Directed by") FROM "table_16205" WHERE "Title" = 'Voicemail'