We figured out what YOU should dress up as last week in our Top 10 Nerdy Halloween Costumes of 2012. But what about your precious pup? We all know how much dogs love wearing costumes (they do, right?), so we put together a list of the Top 10 Nerdy Halloween Costumes for Dogs. Shrek? The Enterprise Shuttle? Wonder Woman, pirates or Katy Perry? We’ve even got an AT-AT Walker, and if you know what that is, then you’re in the right place.