The South Korean Beatboxer Gunho Kim, best known as wing (@wing7ackpot), It presents the last single by the name 'Dopamine'. Wing learned on his own how to do bitches, In order to be able to beat his cousin in a battle. Finished first in BSBC Championship 2014 competitions, Mic monster 2016, Korea Beatbox Championship 2017, Beatbox Legends Championship 2018 και Asia Beatbox Championship 2018.