Politics | Election 2008 Letterman Fits McCain Into His Schedule By Marie Morris Posted Oct 12, 2008 2:59 PM CDT Copied John McCain talks with David Letterman on the set of "The Late Show with David Letterman," Tuesday, April 1, 2008, in New York. (AP Photo/CBS, J.P. Filo) Three weeks after turning himself into a punch line by blowing off David Letterman, only to surface within hours elsewhere on CBS, John McCain has scheduled a return engagement with the late-night icon. After lengthy negotiations—during which Letterman continued his on-air taunting by saying McCain was being "squirrely"—they've made a date for Thursday, TV Guide reports. Read These Next Iran's new leader issued a defiant first statement. Country star cancels rest of his tour: 'I am mentally unwell.' Report finds uninjured cop took an ambulance as a dying man waited. Second 'Doomsday Plane' in 2 months is seen over California. Report an error