Kihyun Day Thread Sagittariuskim 4 years ago Monsta X’s main vocalist, Yoo Kihyun turns 29 today! Have a good/great/better day! Share this: Email a link to a friend (Opens in new window) Email Rain Day ThreadDateAugust 22, 2023Monsta X Day ThreadDateJune 13, 2022“WHAT A WONDERFUL DAY THREAD!”DateMay 30, 2024