The Official Guide from TikTok Superstar Charli D’Amelio   Everyone knows Charli D’Amelio as the only TikTok personality to have—at age 16—surpassed 100 million followers. But who’s the girl behind the posts? For the first time ever, Charli is ready to share the intimate details of her life: how she navigated challenges and stayed positive in the face of cyberbullying, who she was as a little girl, what family means to her, and how you too can navigate your social media prese