Stream Best in Show Online Free – Watch Full Movie from Home at 123Movies. . The tension is palpable, the excitement is mounting and the heady scent of competition is in the air as hundreds of eager contestants from across America prepare to take part in what is undoubtedly one of the greatest events of their lives -- the Mayflower Dog Show. The canine contestants and their owners are as wondrously diverse as the great country that has bred them.