<p>No matter what kind of promise you make&mdash;it&rsquo;s a promise. If you don&rsquo;t plan on keeping it, don&rsquo;t make it.&nbsp;</p><p>In book five of the Friendship ' Honor series, Nicky goes to Brooklyn for a wedding. While he&#39;s there, Frankie has some trouble, and Nicky makes a promise to help him out.&nbsp;&nbsp;</p><p>And remember, murder is a promise too.&nbsp;&nbsp;&nbsp;</p>