The appearance by Phil is also mentioned by the other radio
host Art Levine on the Huffington Post:
http://www.huffingtonpost.com/art-levine/hagee-bad-jesus-movies-an_b_104157.html
...
  The guest in our first
  half-hour will be the amazing Phil Proctor of the Firesign Theatre, a
  troupe still doing unequaled, cutting-edge, rapid-fire, surrealistic
  comedy after all these years. Can humor keep up with political reality
  when you have people like Hagee on the scene, an unwitting comedian
  for the endtimes? It's all straight out of a Firesign Theatre album.
...

Phil will be on at 2:30 PM Pacific time, listen here:
http://www.blogtalkradio.com/tomandart

Addendum: The show is now archived at this counterintuitive URL:
http://www.blogtalkradio.com/tomandart/blog/2008/05/29/Political-Humor-with-Firesign-Theaters-Peter-Bergman

Get in that barrel, darling, an' we'll do it hurricane style!
  -- Firesign Theatre