How many villains appeared in the episode titled "The Tale of the Virtual Pets"?
CREATE TABLE "table1_10470082_7" (
  "no" real,
  "num" real,
  "title" text,
  "director" text,
  "writer" text,
  "us_air_date" text,
  "storyteller" text,
  "villains" text
);
SELECT COUNT("villains") FROM "table1_10470082_7" WHERE "title"='\"The Tale of The Virtual Pets\"';