Will you be one of the one in 10 pet owners this year to dress up your furry friend for Halloween [1]? Animal-lovers at DogVacay [2] got in on the Halloween [3] fun by dressing up their dogs in the most popular costume theme there is: Disney princesses! Scroll through to see all the adorable photos, and then check out even more pet Halloween costume ideas [4] for inspiration. Halloween will be here before you know it!