6 Months, 6 Moments: The Best Hair Transformations of 2011... So Far

The first half of 2011 has been an exciting one—especially in the hair department. Hollywood's reigning blond bombshell Blake Lively took a walk over to the red side while Jennifer Aniston snipped her signature layers for a crisp, below-the-chin bob. Click "See the Photos" to reveal our six favorite star hair before-and-afters. And tell us in the comments below: Which new look do you think worked best?

MORE MID-YEAR ROUNDUPS:• 6 Best Dresses • 6 Biggest Style Moments• 6 Biggest Baby News Updates• 6 Breakout Style Stars