Earlier, singer Byul has released her new mini album ‘Nostalgia’ featuring the title track, “You’re So Bad”. Kickstarting her promotions, the singer hit the stage of ‘Music Bank’ for another heart-felt comeback performance.

‘Nostalgia’ is Byul’s special 10th anniversary album which she participated in as a singer/songwriter. The title song “You’re So Bad” is about crying over a boyfriend who has suddenly changed and stopped loving her.

Check out her performance below!