CREATE TABLE table_17655 ("Series #" FLOAT, "Season #" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "Total viewers  ( in millions ) " CLOB)

What is the total number of titles written by Casey Johnson?
SELECT COUNT("Title") FROM table_17655 WHERE "Written by" = 'Casey Johnson'
SELECT COUNT("Title") FROM "table_17655" WHERE "Written by" = 'Casey Johnson'