Aw crap, I just realized who he was. LOVED him in Brisco County Jr. Sad to hear he has passed away.
"As you may have read in Robert Parker's Wine Newsletter, 'Donaghy Estates tastes like the urine of Satan, after a hefty portion of asparagus.'" Jack Donaghy, 30 Rock
Apparently Jack asking Bon Jovi to say hello to his ladyfriend and then telling him to piss off is based on a real-life incident between Don Rickles and Frank Sinatra.