We had a thread about this, but to make this interesting, I'll add a spin.
You can ONLY pick ONE. Whoring a bunch of posts in a row with different comedians doesn't count, either. If you do, I will flame you and recommend you for a one-week ban from VolNation.
Zach Galifinakis (sp)
In no particular order:
Ron White
Larry the Cable Guy
Jeff Foxworthy
Bill Engvall
Dane Cook
Jeff Dunham