Girl group Billlie will be embarking on their first world tour, "Our Flowerld (Belllie've You)",
Girl group Billlie will hold their first fan concert in Korea on May 4, the
Billlie's Timeline 2021: Debut with The Billage of Perception : Chapter One, addition of Sheon and "The
The 4th generation super rookie girl group Billlie, whose members are all talented and are