1989:

The Steel Magnolias star rocks a serious head of curls.

1991:

She moves seamlessly from long red locks to a short blond 'do. "Julia has fabulous hair," hairstylist Danilo has said. "It's very responsive and wears any style well."

1994:

A fuss-free shag plays up her pixie features. "I like hair that moves," her hairstylist Serge Normant has said.

2001:

Her blond locks are low-maintenance but plenty seductive. "I'm beginning to realize you can be comfortable, stylish and, dare I say, pull off a whole sexy thing," Roberts once said.

2003:

Big year: Mrs. Danny Moder celebrates her one-year anniversary, Closer and Ocean's Twelve are released and she's a mom to twins!

2007:

The Charlie Wilson's War star knows what her public likes: "My hair is a lovely shade of red—long and curly, the way you guys like it."