What is this South Korean-Chinese boy group formed by S.M. Entertainment in 2011 initially with several members and broke up a year later that released the song "Mama" in 2012?
Mama (Exo song) "Mama" is a song by South Korean-Chinese boy bands Exo-K and Exo-M. It served as their debut single and title track from their debut record "Mama" (2012). Available in both Korean and Mandarin, the song was digitally released on April 8, 2012, by S.M. Entertainment.
Park Chanyeol Park Chan-yeol (born November 27, 1992), better known by the mononym Chanyeol, is a South Korean rapper, singer, songwriter and actor. He debuted in 2012 as a member of the South Korean-Chinese boy group EXO and its sub-unit EXO-K.