Woo Young Soo, known as Woo Soo, is a South Korean singer and former leader of MASC. He debuted as part of the original four-member group along with Hee Jae, 26, and ACE under JJ Holic Entertainment on August 19, 2016 with the EP "Strange". Lineup changes and conflicts between members ended up destabilizing the group which finally disbanded in 2020. He re-debuted as a soloist on June 30, 2020 with the single “The Rain” and continues to be involved in the music industry. He featured in U-Kwon's single "Wanna Do" as both are good friends and part of the same agency. (Source: Wikipedia & Kprofiles)

More