Zack pinch hit wearing a promo jersey for the next night's German-fest. The umpires missed it or they would have ordered Zack to change the jersey or someone else to bat. I'm surprised the jersey was even in his locker a day ahead of time.
http://ca.sports.yahoo.com/mlb/blog/...rn=mlb-wp15893
http://ca.sports.yahoo.com/mlb/blog/...rn=mlb-wp15893