Chelli

Chelli is the main protagonist of the Cartoon Network/Children's Television Workshop series Big Bag. Chelli is a cheerful, six-year-old orange-yellow Muppet dog with sock ears, red-patch nose, and tube hair. Chelli lives and plays at the general store run by his friend Molly, and plays around with his friends Bag and Sofie. Chelli was pen-pals with Elmo, as seen on a second season episode when Elmo came to visit. Chelli is portrayed by Joey Mazzarino.

Series
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Link
https://muppet.wikia.com/wiki/Chelli