Nicole: Wild to ... Mild?

It's a total-life makeover: From her hair to her diet to her friends, see Richie's most dramatic changes. By Serena Kappes

HER HAIR

Then: Nicole Richie (in 2003) rocked ultra-long hair extensions, a look that InStyle called "a complicated mass of colors and textures."
Now: Her sideswept honey-colored bob has earned her comparisons to 1960s British movie star Julie Christie. "The shorter layers flatter her features," stylist Stephen Knoll told InStyle. "She looks polished but still sexy."