Here are links to some of Johnny's past interviews when he talks a little about the Holocaust, Judaism, etc.:

(Kathleen Bangs interview, Dec 2005)
www.goldenskate.com/artic...weir.shtml

(Salon.com interview, Mar 2005)
www.salon.com/ent/feature...index.html

You may have to watch a short commercial to read the Salon.com interview.