What South Korean singer sang Simple Song Number 3 and won the Grammy?
Simple Song Number 3 "Simple Song#3" or "Simple Song Number 3" is an original song sung by South Korean singer Sumi Jo. The song was released as the lead single from the soundtrack album of 2015 film "Youth" written and composed by American composer David Lang.
Kim Ji-soo (singer) Kim Ji-soo (born February 5, 1990) is a South Korean singer-songwriter and musician.