BTOB (비투비) KOREAN BTOB – When I Was Your Man (내가 니 남자였을때) 내가 니 남자였을때 naega ni namjayeosseulddae “When I Was Your Man” 내가 니 남자였을때 2013.08.28 Eunkwang, Minhyuk, Changseob, Hyunsik, Peniel,…