Claim: Oh Yeon-seo worked with Jo Eun-byul and she was musical.
Evidence: Oh Yeon-seo -LRB- born Oh Haet-nim , on June 22 , 1987 -RRB- , is a South Korean actress and former member of South Korean girl group , LUV.
LUV -LRB- ; -LSB- ləːbɯ -RSB- -RRB- was a short-lived K-pop girls group founded by SidusHQ , consisting of Jo Eun-byul , Jeon Hye-bin , and Oh Yeon-seo.