The gorgeous blondes have been rocking almost identical styles these past two weeks—from cropped curls and sleek bobs to elegant updos.
Heigl is making the rounds, traveling between L.A. and NYC, to promote her new movie One for the Money. Diaz stuck around just long enough for the Golden Globes before jetting off to Paris for Fashion Week.
It's a good thing they're continents apart. Being Hollywood hair twins ranks just below wearing the same dress to a party!