Amy Looby and Sienna the Australian-mix make a great team as new members of the Dahlonega Toss & Fetch Club. By Jake Cantrell The Nugget To some, it’s just a round piece of plastic, but to Sienna, it’s her favorite toy. And it may have helped save her life. The collie/Austrailian shepherd mix was with… Premium Content is available to subscribers only. Please login here to access content or go here to purchase a subscription.