Pet Celebrities Giggy, Maru, Luna, Boo, and Beast

Between Boo, Beast, Luna, Maru, and Giggy, there is some ruff competition for who's the top pet Internet sensation. From box-obsessed Maru to fashionable Luna to Mark Zuckerberg's Beast and Pomeranians Boo and Giggy, to make it as top dog (or cat) it's not enough to be an adorable furball, you gotta have style and social media skills to boot! Click through this slideshow of our favorite pet celebs and then tell us who's your pick!