Then & Now: Celeb Kids All Grown Up!

From Maddox Jolie-Pitt to Ella Travolta, see how young Hollywood is coming of age

SAILOR COOK

Then: Here in November 2009, the baby-faced tween, 11, loved to match up with mom, former supermodel Christie Brinkley, at special events.
Now: The budding photographer, 15, still likes to hit the red carpet with Brinkley (they're almost twins!), but now she's a few inches taller, has her own Twitter page and has been featured in Teen Vogue.