MEDIA WATCH: Want to know how to really upset MSNBC angry, er, anchor Chris Matthews? Don Irvine reports: “Chris Matthews lashed out at Forbes’ Jeff Bercovici when the columnist dared to ask the pugnacious host of Hardball whether or not he used a ghostwriter for his newest book on Jack Kennedy.” It’s pretty rare for an experienced broadcaster to use expletives on the record. http://bit.ly/u18EIL