Been meaning to catch that; need to get it On Demand so that I can start from the beginning though. Nice signature by the way! That's one of my favorite moments in the whole show.
Anyways, some of mine:
-Dexter
-House
-Robot Chicken
-Human Target
-The Office (British and American versions)
-Chuck
-Arrested Development
-Battlestar Galactica
-Breaking Bad
-Nikita
-Lost
-Futurama
-The Simpsons
-Latenight with Jimmy Fallon
-Tosh.0
-Weeds
-Nurse Jackie
-Oprah. Kidding.
I've had a lot of these introduced to me by Space Sweeper.