Lou Holtz has been around long enough. He should have known you don't wear blue in Columbus, Ohio.
The legendary coach visited Ohio State on Saturday and learned quickly his attire was unacceptable. Buckeyes coach Urban Meyer, who served as an assistant under Holtz at Notre Dame, made Holtz exchange his blue sweater for a more appropriate scarlet pullover.
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Yes, Lou Holtz did wear a blue sweater during his visit to Ohio State today, and yes, Urban Meyer made him change!