Credit: Erica Snyder; STYLING: Sportmax blazer, top, shorts, and belt; Stylist's own tights and jewelry; Jimmy Choo Love 85 Logo Leather Pumps ($795) Grace VanderWaal was 12 years old when America ...

Eight years after Grace VanderWaal won "America's Got Talent," people still see her as the bashful 12-year-old girl from ...