No, although they’re friends and collaborators–and Williams has jokingly called Rock his “rebel son.” (Williams also has a biological rebel son, the country-punk Hank Williams III.) When Rock first met his hero Williams, he introduced himself by saying, “I know more of your songs than you do.”

(Excerpted from the 2006 book Is Tiny Dancer Really Elton’s Little John?: Music’s Most Enduring Mysteries, Myths, and Rumors Revealed, published by Three Rivers Press, written by Gavin Edwards.)