B.A.P (비에이피) KOREAN B.A.P (비에이피) – Happy Birthday Happy Birthday “Happy Birthday” [Single] Stop It 2012.10.23 Yong Guk, Himchan, DaeHyun, YoungJae, Jongup, Zelo Lyrics/작사: 박수석, 방용국 Composer/작곡: 박수석 Arranger/편곡: ???