Bailey Sok

Bailey Drew Sok (/beɪli druː sɒk/; born February 24, 2004), known mononymously as Bailey (Korean: 베일리), is an American singer, rapper, professional dancer, and choreographer based in South Korea. Born and raised in Orange County, California, Sok began dancing at two and a half years old, and became a dance teacher and choreographer by age fourteen. As a singer, she debuted as a member of the South Korean co-ed group AllDay Project in June 2025, under The Black Label with the single “Famous”.

Bailey Drew Sok was born on February 24, 2004,^[1] in Placentia, Orange County, California, to Korean parents.^[2] Her Korean name is Sok Yu-jin (Korean: 석유진).^[3] Sok's two older sisters, who were actively involved in dance,^[4] introduced her to music and movement from an early age.^[4][5] Inspired by her sisters' involvement in the art, Sok began dancing at two and a half years old.^[6] Following a recommendation from the director of her sisters' dance studio,^[4] her parents enrolled her in formal lessons, where she trained in classical styles such as jazz, ballet, contemporary and tap,^[5] under Molly Long, the director of a junior dance team that primarily danced Jazz and Jazz Funk.^[7] By the age of five, she was attending summer intensives in Los Angeles taught by Matt Steffanina.^[4] As her professional commitments increased, Sok transitioned to homeschooling in eighth grade.^[4]

By the ages of six and ten, Sok actively participated in dance competitions before shifting her focus to hip-hop.^[5] Her early recognition came when several of her performances gained attention on YouTube,^[2][5] namely her dance performance from the KAR Dance Competition, which amassed millions of views overnight.^[2] As her online presence grew, she later became a TikTok sensation.^[8] Expanding her competitive experience, Sok performed with the all-girl dance group Buns & Roses on Season 9 of America's Got Talent, Bailey also competed with the group SRANK in 2018 on the second season of , the group took fourth place overall and won their division. Shortly after, she competed alongside Kida the Great in Season 4 of NBC's World of Dance.^[5]

By fourteen, she was teaching dance internationally, leading classes across the United States, Australia, France, Portugal, Japan, Korea, China, and Poland.^[5] Her growing expertise led to collaborations with prominent artists, including Janet Jackson, Jason Derulo, Meghan Trainor, and Marshmello,^[5][8] and became the youngest instructor at the 2019 Fair Play Dance Camp in Kraków.^[5] Further establishing herself in the dance industry, she was among four dancers selected to choreograph "Pop/Stars", the debut single of League of Legends' virtual K-pop girl group, K/DA.^[5] At fifteen, she worked alongside dancer Mina Myong to choreograph Red Velvet’s lead single, "Psycho", marking the beginning of her career in K-pop choreography.^[5] Since then, she has worked on routines for various artists, including: Taemin's "Idea", Aespa's "Savage", Kai's "Peaches", and Taeyang's "Shoong" amidst others.^[5][9]

In February 2024, a series of leaked photos of The Black Label trainees,^[10] later revealed to be members of the agency's girl group Meovv,^[11] quickly circulated online. The content, which garnered widespread attention, prominently included Ella Gross, Annie Moon, and Sok.^[12] Although she did not debut with the act she did choreograph for them, she later was formally introduced as a member of AllDay Project in June 2025, a five-member co-ed ensemble under the same company.^[13]

Bailey Sok's approach to dance is shaped by her emotions and experiences, allowing her to interpret music through movement in a dynamic and expressive manner.^[5] Her choreography is deeply connected to the energy of the moment—whether driven by excitement and rhythm inspired by '90s hip-hop or influenced by a more reflective state, drawing from the smooth, understated tones of jazz and lo-fi.^[5] Each performance serves as a direct translation of sound into motion, demonstrating precision, fluidity, and adaptability.^[5]

Her versatility stems from a diverse training background, which includes classical styles such as ballet and jazz,^[5] as well as hip-hop and open-style choreography.^[7] This foundation has enabled her to develop musicality, body control, and the ability to execute intricate movements with precision.^[7] Sok's approach emphasizes attention to detail, ensuring that every beat, transition, and nuance is reflected in her performance.^[7] Her ability to blend various dance styles has contributed to her distinctive presence in the industry, making her choreography both dynamic and technically refined.^[7]

Sok named 2NE1, Big Bang, and Girls' Generation as the artists she listened to growing up.^[14] She describes their music as "electrifying and full of energy", which shaped her passion for dancing and performing.^[14]

Reham Rafiq, a Pakistani dancer, credits Sok as an influence.^[15]

Sok has endorsed for brand campaigns belonging to Samsung and Nike,^[16][17] and collaborated with Spotify and Roblox on its "Spotify Island's K-Park" project.^[14]

• Bailey Sok at IMDb