National Dog Show: What makes the perfect dog?

Matt Grassie
NBC on Yahoo Sports

The National Dog Show is meant to categorically whittle down the field of "Best in Breed" and "Best in Group" winners to find the most flawless dog in America. But what is it beside the coat, teeth and gait that makes up the perfect dog?

Show host and author John O'Hurley gives his answer to such a loaded question as only he can ... through a heartfelt poem.

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