She now needs the Valley's support to make her the winner.
The winning model will receive a photo shoot to be featured in the Guess magazine and a $2,500 shopping spree.
Other celebrity trendsetters who've previously held the coveted title include Drew Barrymore, Claudia Schiffer and Anna Nicole Smith.
Voting is currently underway and ends tomorrow at 9 p.m.
See all the contestants and cast your for Brown at shop.guess.com/en/guessgirl. The winner will be revealed on June 11.