What if it was Christina Aguilera?
I don't know. Pregnant women usually have ridonkulously large cans, and lord knows I've been guilty of staring at a pregnant woman's cans over the years. But the stomach thing does kinda gross me out, especially having accidentally stumbled upon my share of disgusting pregnant woman pr0n over the years. To me, it just makes a woman look that much more like an animal. Which I suppose we all are, but still.
I'm not saying I wouldn't go for it, given the opportunity, I'm just saying.
Check the full-size pictures, from the January '08 issue of Marie Claire, after the jump. For research purposes, of course.