King tells her story in the new documentary American Masters – Carole King: Natural Woman that weaves previously unseen and rare performances and home movies with a new, exclusive interview with King, friends, fellow songwriters Barry Mann and Cynthia Weil, Tapestry producer Lou Adler, drummer Russ Kunkel, guitarist Danny "Kootch" Kortchmar, and more. How a 16-year-old songwriter became a star.