1THE9 was a dynamic nine-member South Korean project boy group introduced to the world through the exciting MBC survival show "Under Nineteen". These talented individuals were handpicked and meticulously trained under the careful guidance of MBK Entertainment and managed by PocketDol Studio. The group's journey began on November 3, 2018, captivating audiences every Saturday until the final episode on February 9, 2019.
Jeon Do Yum emerged as the leader, securing the coveted center position with his undeniable talent. The remaining members, including Jung Jin Sung, Kim Tae Woo, Shin Ye Chan, Jeong Taek Hyeon, Yoo Yong Ha, Park Sung Won, Lee Seung Hwan, and Kim Jun Seo, each brought their unique flair to the group's dynamic.
Their pre-debut track "Domino" was just a taste of the powerhouse performances to come, leading up to their highly-anticipated debut on April 13, 2019, with the release of their mini album "XIX". Through their music and electrifying stage presence, 1THE9 captured the hearts of fans around the world.
As a final farewell and special gift to their loyal supporters, 1THE9 released their emotional last mini album "Good Bye 1THE9" on August 5, 2020. Despite the unexpected challenges posed by the COVID-19 pandemic, the group remained united until their official disbandment on August 8, 2020, leaving behind a legacy of unforgettable performances and cherished memories.