Possible Clues:

• "Is there any group I haven't offended?" satirist
• Monologist Mort
• Political satirist
• Wry comic Mort
• "Heartland" autobiographer
• Political comic Mort
• Mordant Mort from Montreal
• Kennedy era comedian
• Comic who said 'A conservative is someone who believes in reform. But not now'
• Comic dubbed ''Will Rogers with fangs''