Bill Mueller in 2005. Googie man at the English language Wikipedia [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons
Forget Clark Kent. Bill Mueller was the mild-mannered surprise for the 2004 Red Sox.
Winner of a league batting title that year, he pounded the rival Cardinals for six hits in the World Series.
Small wonder the St. Louis-area native was hired by the Cardinals as a 2015 coach.