CREATE TABLE table_3322 ("Episode #" TEXT, "Fan Title" TEXT, "Writer" TEXT, "Artist ( s ) " TEXT, "Start Date" TEXT, "End Date" TEXT, "Inc. Dailies?" TEXT, "Inc. Sundays?" TEXT)

How many artist(s) have a start date is 1966-12-12?
SELECT COUNT("Artist(s)") FROM table_3322 WHERE "Start Date" = '1966-12-12'
SELECT COUNT("Artist(s)") FROM "table_3322" WHERE "Start Date" = '1966-12-12'