A.N.JELL is a fictional band featured in the South Korean television series You're Beautiful. The group consists of three main members: Hwang Tae-kyung, Kang Shin-woo, and Jeremy. The storyline revolves around a girl who disguises herself as her twin brother to join the band, leading to various comedic and romantic situations. The series, which aired in 2009, gained popularity for its engaging plot and catchy music. A.N.JELL's songs, performed by the actors, contributed to the show's success and helped launch the careers of its cast members, particularly Park Shin-hye and Jang Geun-suk.