The brunette.

I agree-maybe the photos of Blake aren't her best but she looks fake.

leighton is just..cute! spretty hair, pretty body
but blake has wonderful hair ! and legs...
both bien !

I was also wondering that myself haha! So i googled and I found some sites..http://aserendipitiouslife.wordpress.com/2009/09/17/blake-lively-vs-leighton-meester/
this site says undecided.
Your site is a question mark too...
I think in these pictures Leighton. Lively looks weird here.

i think Blake