http://www.johnhammond.com/ John Hammond - Wicked Grin Official site with news, tour dates, audio files from his latest album, biography, and discography. http://rollingstone.com/artists/default.asp?oid=5183 Rollingstone.com: John Hammond Includes a biography, discography, links and message board. http://www.rosebudus.com/hammond/ The Rosebud Agency: John Hammond Profile, news, tour dates, and discography from a booking agency.