Running around with the help of his cart, Happy the disabled dog is aptly named. He lives in a sort of animal hospice called 'House with a Heart' in Gaithersburg, Maryland. Director Sher Polvinale says it's a sanctuary for aging and unwanted pets, allowing them to live out their final days in a secure and nurturing environment. And even though all 31 of its current residents are well cared for, Polvinale admits to having her favorites.
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