Courtney Love sat down for a sprawling conversation with Billy Corgan that covered everything from their shared hate of Kim Gordon to Marlon Brando, who the Hole lead singer thought was her grandfather for years. Toward the end of the nearly two-hour chat, the topic turned to Love and Dave Grohl ‘s extremely rocky relationship dating back to the Nirvana days when she dated (and married) the band’s frontman, the late Kurt Cobain. When discussing fellow friends and musicians speaking ill of them