Home Again has used microchips to help reunite 2 million dogs with their humans. In anticipation of the Fourth of July fireworks show, Home Again offers these five tips to keep your dog safe on Tuesday night. Make sure your pet is microchipped and that your contact information is up to date. Walk your dog earlier in the day before the fireworks start. Keep all doors and windows shut. Play music to drone out the noise of fireworks. Make sure your dog is wearing a collar. Special to the Daily | iStockphoto