This is HIGHlarious!
For some people, being on Fashion Police's Worst Dressed List is a nightmare!
But for people like David Letterman, well, let's just say he wasn't even aware that there is a worst dressed list! LOLz!
The Late Show host had guest Kathy Griffin on, and she explained to him why he is one of the Worst Dressed.
So, the comedienne turned to Paul Shaffer who was wearing what HAS TO BE one of his top five finest suit ensems!
Ch-ch-check it out (below) to get some big laughs.