Hit曲制造机BLOO双主打单曲辑《Hey,Go smile》发行。 “When I smoke”描述了离别之后的寂寞心境。BLOO联手制作人DJ Namo以及NERD，并参与作曲，更好地表达了歌曲所要传达的情绪。 BLOO因为EP《Downtown Baby》横扫韩国各大榜单，此次《Hey,Go smile》是暌违两年的新作。 [Credit] 1. 내가 담배 태울 때 (When I smoke) Lyrics by BLOO Piano by NERD EP by NERD String by NERD Synthesizer (pad) by NERD Bass by NERD, DJ Namo Guitar by DJ Namo Drum by NERD , DJ Namo FX by DJ Namo Sound Making by DJ Namo, NERD Composed by NERD, DJ Namo Arranged by BLOO, NERD, DJ Namo Mixed and Mastered by ShahgooN at 2sixT 2. Let It Go Lyrics by BLOO Keyboard by NERD, Cribs Synthesizer by NERD, Cribs Guitar by NERD, Cribs 808 Bass by NERD, Cribs Drum by NERD, Cribs Fx by NERD, Cribs Sound Making by NERD, Cribs Composed by NERD, Cribs Arranged by BLOO, NERD, Cribs Mixed and Mastered by ShahgooN at 2sixT Cover and Animated by 서영(cobaltblue_549)