K-pop group Billlie -- which consists of Moon Sua, Suhyeon, Haram, Tsuki, Siyoon, Haruna, and Sheon -- opens up about working with Megan Thee Stallion and Patti LaBelle on KPOPPED, and reflects on how the experience on Apple TV+ made them realize they can "really grow further" as a group. Billlie also shares the Western artist they'd love to collaborate with, and reveals what they'd like people to understand about the K-pop genre.