"Guitar" Nathaaek Thongsungnoen is a mor lam singer and rapper and the youngest male member of the band New Country under Grammy Gold. He's the nephew of "Prince of Luk Thung" Got Jakrapun.

Guitar first entered the entertainment industry competing in singing competitions such as "Luk Thung Idol" (ลูกทุ่งไอดอล) In 2022, his band New Country began to take off after the release of their first hit single "Stand by Lo" (Stand by หล่อ) featuring the band's four male members Tintin, Mbow, Nu and Guitar.