It looks like our readers can’t get enough of August cover girl Jessica Biel's lustrous brunet locks. Her hairstyles racked up nearly 12,000 try-ons in our Hollywood Makeover Tool, making them the most popular of the week! Upload you picture to the Hollywood Makeover Tool now to try on the future Mrs. Timberlake's covetable waves, sleek blowouts, and blunt bangs! Be sure to post your new 'do to Facebook and Twitter to share with your friends! Get started by clicking on the button.