'Inside Out 2' goes back inside Riley's head and introduces a whole new wave of emotions. Stars Amy Poehler, Maya Hawke, Tony Hale, Liza Lapira, Lewis Black and Paul Walter Hauser, as well as director Kelsey Mann and producer Mark Nielsen, spoke to THR's Tiffany Taylor all about the movie. They shared how working on the emotional film affected them personally, as well as what they hope both young and old audiences take away from the movie. Plus, they shared how they nurture their inner child and try to always find "Joy" in their lives.