@Vlogger PSY – ‘어땠을까 (What Would Have Been)’ 0528 SBS Fantastic Duo 2 PSY – ‘어땠을까 (What Would Have Been)’ 0528 SBS Fantastic Duo 2 Copyrightⓒ2017 SBS Contents Hub Co., Ltd. & YG Entertainment Inc. All rights reserved. [PSY – ‘어땠을까 (What Would Have Been)’…