After things seemed to be cooling down on Saturday in the whole North Korea/Sony Pictures debacle over the release of the comedy "The Interview," they've now taken a turn for the even stranger in the last few hours. Following the FBI naming North Korea responsible for the attack on Friday, word came via Variety on Saturday morning that the hacker group - the Guardians of Peace - had reportedly sent a new message which essentially taunts the investigative agency. At the same time, North Korea denied the allegations it was behind the cyber-attack on Sony Pictures, and reportedly offered to launch a joint investigation with the U.S.