Wearing the road white uniforms, donning the winning-streak beard, Pittsburgh were just a lock to win the Super Bowl.  Now that the season has ended, Big Ben can start looking like a normal person again, instead of mountain man who should wear flannel ala lumberjack legend Paul Bunyan.  Letterman shaved off Rothlisberger’s beard live yesterday night on the Late Show.  The razor of choice was the Gillette Fusion, who also had the shaving rights to the Johnny Damon shaving.