Hair Trend Alert : Red Haircolor For Summer 2011. The latest hair trend sweeping the Hollywood scene is the look of red locks. Many celebrities have embraced the red hair trend including Blake Lively, Scarlet Johansson, Rihanna, and Mandy Moore just to name a few. Even Katy Perry is jumping on the bandwagon and joining the red hair trend. Look below to see the latest celebrities embracing their redder locks.



















