The current issue of Playboy has an interview with Craig Ferguson which you can read online at the moment, though probably not forever. Beware of photos of unclad women in the margins.
There are several references to a long, personal monologue that Ferguson did one night on his show describing his problems with alcohol. I thought it was one of the most remarkable, important things I'd ever seen on a program of this nature. If you haven't seen it, here it is. It runs twelve and a half minutes and if you start watching, I'll bet you stick around 'til the end…