ET's Denny Directo chats with 'Hollywood Stargirl' star Grace VanderWaal about her new Disney+ film, a sequel to 2020's 'Stargirl.' Grace shares what she's been up to in the two years since the original movie's release, reflecting on the artistic growth she's pursued in the pandemic. Grace chats about how Stargirl lives in a perfect world, but that her career endeavors exist in messy, real life. She teases her next era of music and gushes over sharing the screen with Uma Thurman. Plus, Grace reacts to her interview from the night she won 'America's Got Talent' back in 2016, laughing at how she reacted to the big night. 'Hollywood Stargirl' starts streaming June 3 on Disney+. Exclusives from #EntertainmentTonight    • NEW From Entertainment Tonight