Which Has a Dirtier Mouth? A Dog Or A Human? [VIDEO]

Ok...Lucy in Peanuts cartoons never died from being licked by Snoopy. Dogs will lick kids (if they are sticky enough) but I would never let another person lick me. So who has a dirtier mouth? A dog or a human?

Mike Rowe from Dirtiest Jobs is on this new internet series from Discovery Network called Curiosity. Check it out at Curiosity.com

So in this installment Mike Rowe get a full on lick from a dog...full tongue and everything. Watch the video and find out!