Some of the world’s best loved comedians have tiptoed on the edge of decency and political correctness from time to time. Take, for example, the acerbic wit of Joan Rivers, whose skits about the Holocaust regularly whipped her audiences into a tizzy and firmly established her as one of America’s sharpest mouthpieces. Before Perez Hilton blogged and mocked A-listers falling out of rehab, Joan was doing it on stage IRL. It may come as no surprise then, that the star of today’s episode, Kathy Griffin, was a close friend of Joan’s, and her partner in crime - no pun intended.  Learn more about your ad choices. Visit podcastchoices.com/adchoices