Dog Vader
Eric Scheske didn't even know about pet costumes when he wrote his earlier rants (e.g., Link) about adults who substitute pets for having children. He probably needs to get out more, but with stuff like this on the streets, he's not sure he wants to.
Doggy Darth Vader Costume:
Sure, it's cute, but only in a culture where pets have acquired inordinate importance would such a thing be commerically feasible.