John Mulaney returns to his Chicago high school with David Letterman as they candidly discuss addiction, fatherhood and the state of stand-up comedy.
Director:
David Letterman
Self - Host
John Mulaney
Self - Featured Guest
Official Clip
Sneak Peek
Apr 23, 1970
Apr 25, 2018
Jul 15, 2010
Aug 3, 2016
Apr 27, 2016
May 30, 2017
Apr 22, 2015
Jul 30, 2014
Oct 15, 1999
Apr 25, 2012
May 23, 2017
Oct 2, 2017
Nov 5, 2014
Mar 16, 2017
Jul 9, 2003
Nov 1, 2013
May 21, 2008
Feb 28, 2017
Oct 25, 2016
Feb 24, 2017
