Planning a dog birthday party? Then you need dog party favor ideas. We've surmised that the best gift to give a birthday dog's friends is a toy that he or she can play with as soon as the party is over. Or maybe it's a practical birthday party favor in the form of poop bags--every dog owner needs them, right? We've curated the best dog poop bags. They work great and they're lavender scented. Or maybe you want to give the dog owner a little gift. What about some dog bone cookie cutters? All together we've created a collection of a few of our things that we believe make the best dog party favors.