Entertainment Earth Exclusive! Add some Bad Wolf to your TARDIS with this Doctor Who Bad Wolf TARDIS Holiday Ornament with Sound - Entertainment Exclusive, and celebrate the season with Doctor Who. This 4 1/2-inch tall x 2-inch wide ornament features the words "Bad Wolf" in graffiti on the side, and it even makes the famous "vworping" sound! Now your Christmas can be complete. AG3 / LR41 1.5V batteries are included with the item, and can be replaced.