MLB's cutest fans

SAN FRANCISCO, CA - AUGUST 28: A dog walks on the field during the dog parade before the game between the Houston Astros and the San Francisco Giants at AT&T Park on August 28, 2011 in San Francisco, California. (Photo by Tony Medina/Getty Images)

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Dogs at the stadium! Baseball's cutest fans happen to walk on four legs. These furry fans will steal your heart.

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