cheryl cole has challenged sienna miller , and now it's on baby!

Now it all comes down to you...who do you think is better? Who do you think will win, head to head - sienna miller , or maybe cheryl cole? Do you think cheryl cole will just squeak out a victory in a battle for the ages with sienna miller , or will sienna miller absolutely decimate cheryl cole?

Cast your vote now at http://www.webthrowdown.com/1025/