Ngọc Sơn

Ngọc Sơn is a Vietnamese singer and songwriter. He is known by the nicknames "King of Sến Music" or "Michael Ngọc Sơn." From Wikipedia (https://en.wikipedia.org/wiki/Ngọc_Sơ...) under Creative Commons Attribution CC-BY-SA 3.0 (http://creativecommons.org/licenses/b...)