Park Hyun Soo is a South Korean baritone and member of the crossover group Letteamor. He obtained a bachelor’s degree in Vocal Music from Kyung Hee University. He can cover almost all genres such as pop, rock, and jazz making him a versatile singer. He collaborated with RabidAnce’s bassist Kim Paul in the gospel group Philos and volunteered as a celebrity street fundraiser. In 2020 he participated in "Phantom Singer 3" making it to the final rounds and was grouped with 3 other singers, forming Letteamor and earning 3rd place.
(Source: Korean = Namu Wiki || Translation = MyDramaList)