More information about David Letterman's backstage life than humans should be allowed to have.

In the wake of David Letterman extortionist Robert Joe Halderman's sentence (six months behind bars, plus 1,000 hours of community service, plus four-and-a-half years' probation),
here's a link to a VANITY FAIR article which, among other things, gives insight into Halderman's desire to wreak vengeance on both Letterman and Stephanie Birkitt
(the woman Letterman and Halderman both coveted):
http://www.vanityfair.com/hollywood/features/2010/04/letterman-201004

This article from NEW YORK magazine last fall is probably the most thoughtul
and informative about the behavior of Letterman, Birkitt and Halderman:
http://nymag.com/arts/tv/features/60314/