May 30, 2014 bobgruen Frank Zappa Frank Zappa, Felt Forum, NYC. October 31, 1975. Image #: C-36 © Bob Gruen Image #: C-36 © Bob Gruen Frank Zappa, Felt Forum, NYC. October 31, 1975. Image #: R-164 © Bob Gruen Image #: R-164 © Bob Gruen Load More Frank Zappa