CREATE TABLE table_16131 ("No." FLOAT, "#" FLOAT, "Title" TEXT, "Director" TEXT, "Writer" TEXT, "US air date" TEXT, "Storyteller" TEXT, "Villains" TEXT)

How many villains appeared in the episode titled 'The Tale of the Virtual Pets'?
SELECT COUNT("Villains") FROM table_16131 WHERE "Title" = 'The Tale of The Virtual Pets'
SELECT COUNT("Villains") FROM "table_16131" WHERE "Title" = 'The Tale of The Virtual Pets'