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 FREE TIME

Then: The party girl (at Hollywood club Avalon in 2003) once lay down in the middle of Sunset Boulevard to protest not being able to get a sandwich at 2 a.m.
Now: Her antics are more wholesome. The day after her 24th birthday (on Sept. 21), Richie and Goldstein took a trip to Disneyland.