First, for Michael G who inspired this crazy drawing mess, here is your placenta.

It may not be exactly what you wanted, but I wanted to give it a little more character than just the lining of the womb, so I added eyes. Plus, I noticed the cross section kind of looked like a smile, so I ran with it.
Aaron from Queen Creek asked for Adam Curry in front of Castle Greyskull:

I feel this drawing is kind of bordering on the "Can you draw She-Hulk naked" question. Hmmmm.
Please keep em coming. They may take a while, but I promise they will be worth it.