Oh Yeon-seo is a previous member of a band.
Band (rock and pop) . A rock band or pop band is a small musical ensemble which performs rock music , pop music or a related genre . A girl group is a music act featuring several female singers who generally harmonize together . The term `` girl group '' is also used in a narrower sense in the United States to denote the wave of American female pop music singing groups , many of whom were influenced by doo-wop , and which flourished in the late 1950s and early 1960s between the decline of early rock and roll and start of the British Invasion . LUV ( ; [ ləːbɯ ] ) was a short-lived K-pop girls group founded by SidusHQ , consisting of Jo Eun-byul , Jeon Hye-bin , and Oh Yeon-seo . Oh Yeon-seo ( born Oh Haet-nim , on June 22 , 1987 ) , is a South Korean actress and former member of South Korean girl group , LUV .