Artists aren’t the only ones who flock to the Big Apple to make their name at a gallery. Meet Bertram The Pomeranian, a pomeranian puppy who at five months old was left at a shelter outside Tulsa by a breeder who deemed him “too big to sell.” Since he was adopted by art gallery owner Kathy Grayson five years ago, the pup’s Instagram page has become a viral sensation, as news outlets everywhere have rushed to cover some aspect of this magnificent dog. Now 325K+ Instagram followers tune in daily to see what cute outfit or fancy handbag Bertram will pop his adorable head out from as, this fluffy art connoisseur's charming fashion sense and undeniable personality make him one of the biggest pups on the gram.