Céline Dion is sharing her struggle to regain her life and her legendary voice amid her battle with stiff person syndrome. We’re getting a first look at her new Prime Video documentary “I Am: Céline Dion,” which streams next month. It’s been more than four years since she performed with an audience, and now her documentary cameras reveal the once vibrant superstar is still visibly shattered. Céline is also speaking to Hoda Kotb for an upcoming primetime special.