아이유(IU) X 싸이(PSY) 어땠을까(What Would Have Been)#아이유 #IU #PSY판타스틱 듀오2(Fantastic Duo2) 9회 20170528 SBS▶ Hompage : https://www.sbs.co.kr/tv/enter▶ Subscribe SBS Entertainment : https://bit.ly/2SpOhMC