<p>Isn&#39;t this just a do-over, and why can&#39;t we do this in other sports? Find out why there is a second serve in Tennis and if it should go the way of the Dodo bird.</p>

REPUBLISHED - Special Edition 12: Baseball's Top 30 Unwritten Rules

Discover some of the strangest, obscure or downright silly rules in sports that have you asking “is that a dumb rule?” Listen in on the conversations between two sports enthusiasts wanting to answer this question. Some rules you already know, others are the industry’s best-kept secrets. Find out what they are, the history behind them, and judge for yourself if it’s a dumb rule or not! 