Frank Caliendo (Comedy Impressionist) on David Letterman For my favourite David Letterman Segments please visit my playlist here .<br>Frank Caliendo on Letterman as Bush.<br>Great impressions of John Madden, George Bush, Robin Williams and many others.<br>Funny guy gives us a laugh or two about our current and last President. Love em or hatem its no secret Bush is a bumbler.<br>Frank Caliendo on Letterman.
