the original is lao version. the thai version , pee saderth bouht it from lao. i saw he said on thai tv that the speaker ask him. about this song . you can find it on youtube that he said.
this song was originally from a Lao artist, Kee Daopet Nouhouang, came out atleast 6-years ago, but was not popular, because it was on the his solo album, he was oversadowed by his older brother, Bounkerd.