Ashlee's Second Act

About to turn 21, Jessica's little sis is back in the spotlight with a new album, a new style and her own voice. By Serena Kappes with Carrie Borzillo-Vrenna

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MISS METAMORPHOSIS

Simpson is constantly experimenting with her look, evolving from funky (left, in 2004) to sophisticated (in Giambattista Valli at the VMAs). And she's gone back to being blonde: "I was really sick of getting my roots done – it looked like I was balding when they'd come in." She admired Gwen Stefani's platinum tresses so much that she even used the singer's colorist.