Mary Collins, M.D. met Tony and Cleo while she was out for a walk. This led to her friendship with the dogs and their caretakers, John and Mia. Mary enjoys playing and reading with her grandchildren. She is a psychiatrist and lives in the Boston, Massachusetts area.
When Tony’s best pal Cleo goes to heaven, the lively boxer dog knows he must find a new friend to make him happy again. But who will be Tony’s buddy? Follow his adventures as Tony meets a llama, an egret, a chihuahua, an alligator and others in his quest for his new best friend!