The trailer opens with a clip of Dion belting out a high note before her voiceover says: “My voice is the conductor of my life. “I’m working hard everyday but I have to admit, it’s been a struggle.”A tearful Dion adds: “I miss it so much. If I can’t walk, I’ll crawl. “It’s hard, I’m working very hard and tomorrow will be even harder. I Am: Celine Dion will stream globally on Prime Video on June 25.