This dog muzzle makes your nice and friendly dog look like a snarling werewolf that’s about to take a chomp out of your neighbor’s butt, when in reality your dog is sitting calmly with it’s mouth shut, wondering why everyone around them is freaking out. It’s the perfect thing to scare the hell out of your neighbors and make sure they will never want to talk to you again. So use at your own risk. Scroll down to see some of the most terrifying examples!