A Holiday mini masterpiece of your dog on a mug! Our most popular line of dog art is now available on a mug to enjoy with your favorite hot beverage at home or in the office with close to 100 breeds now available! Gretchen Kish Serrano has been painting dogs in whimsical styles reminiscent of the Masters for her clients for over 10 years. Shown here in her Holiday "Van Growl" style is a faithful Labrador.