Guest doodles? Not really, as this person isn't my guest, but merely a linked-to acquaintance doodler (thanks screenhead.com!) The link is to a graphically depicted children's book in german that shows where babies come from. I think the answer, at the end of this presentation, to the query "Any questions?" would be a resounding "No!"
(can't get this to work as a link...copy and paste it...i'm feelin' lazy suckas) http://www.planetdan.net/pics/babies/