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National Post Sports

St. Louis Cardinals fan Caled Killian arrives at the stadium dressed as a rally squirrel to watch the Cardinals host the Milwaukee Brewers during Game Five of the National League Championship Series at Busch Stadium on October 14, 2011 in St Louis, Missouri.  Photo: Jamie Squire/Getty ImagesRelated: Revenge of the Busch squirrel — Five other animal-related invasions

St. Louis Cardinals fan Caled Killian arrives at the stadium dressed as a rally squirrel to watch the Cardinals host the Milwaukee Brewers during Game Five of the National League Championship Series at Busch Stadium on October 14, 2011 in St Louis, Missouri.  Photo: Jamie Squire/Getty Images

Related: Revenge of the Busch squirrel — Five other animal-related invasions