This morning on radio, Glenn gave some hints from an important phone call he received before going on the air. While Glenn was unable to release any of the details about who called or exactly what it was about, he did share a snippet of content concerning the GOP. Courtesy of Glenn, we do know that there were big names involved and Glenn was encouraged by who it came from.Glenn did provide some of the message from the mystery caller, sayingJust please tell Glenn to continue to put the heat on.