Seo Taiji and Boys was a South Korean music group active from 1992 to 1996. The three members of the boy band, Seo Taiji, Yang Hyun-suk and Lee Juno, experimented with many different genres of popular Western music. Seo Taiji and Boys was highly successful and is credited with changing the South Korean music industry by pioneering the use of rap in Korean popular music and utilizing social critique, despite pressure from ethics and censorship committees.

A boy band is loosely defined as a vocal group consisting of young male singers, usually in their teenage years or in their twenties at the time of formation. Generally, boy bands perform love songs marketed towards girls and young women. Many boy bands dance as well as sing, usually giving highly choreographed performances. South Korean boy bands usually also have designated rappers.