Happiest birthday to my eternal sunshine, youngk younghyun brian kang! 🥳🥳🥳 I hope you are always happy, always healthy, and good luck in the military! Thank you for always worked hard for day6 and mydays. I really want to meet you and other members as soon as possible!!! Also thank you for being a mood booster for me in these difficult times. You make me stay sane :') i love you! I really mean it. I love you so much 🥺❤️ #영원한_햇살_영현아_생일축하해 #HAPPY_YOUNGK_DAY

Hi Hello. Congratulations on your birthday Younghyun ah~ wish you health and happiness. How can I say my gratefulness to you for your existence itself is a blessing. As I usually breaking down and be lazy, but knowing how you live your life, you make me living my life to its fullest. Finale, I wait for your grand comeback. Thank you.

Happy birthday, My Sun. I hope you know that I'm sincerely happy to have you in my life, and I will never stop trying to be better, also be kinder to myself; like what you always do— and thank you for being such an inspiration. Until the day I see you smiling again, Younghyun, and I can't wait to hear you telling stories about THE Katusa to us. Love you. Be safe and healthy. ❤

You are the beautiful born in winter, clear like a snow, shining like an eternal sunshine. 여러분이 과거에 퍼뜨린 기쁨이 오늘 그리고 영원히 여러분에게 돌아올지도 모릅니다. Happiest birthday, our dearest younghyun! ❄️🤍 Wishing you the best birthday and wishes you could ever have. Keep on shining!

there's so much I want to say that I don't know how to say it. I'm always proud of you and thanks for everything. I hope you are always surrounded by good things and always happy. stay healthy, eat well, stay safe, see you soon. I miss you!! ️💛✨

I'm not a fan who notice and support you from the start, and also not a kind of fan who always follows the everything of you. I'm sorry for that, but this is the first time I feel that I just wanna support you without any reasons. I don't even know why I did that but yeah~ Thank you for always stay there. 고마워, 영케이오빠♡

영현아 생일 축하한댜아아아🎉🎉🎂🎂 Wish u all the best, I hope you'll always be happy, I hope you'll always be healthy, I hope you'll always be lucky, I hope you'll always be strong. I'll always be here for you, I'll wait for you, Until we meet again, Until that day comes, Until we are back together, Until we're all being one as DAY6 and MYDAY. 영현아 사랑한다잉~ "You're my sunset"

Happy birthday to our eternal sunshine! Like the sun itself, thank you for always radiating the positive energy, embrace us with your heart-warming smile, and shine on us during our gloomy days. Like you always said to us for stay healthy and be happy. More than just staying healthy and being happy, I hope that the rest of your life will be fulfilled with blessings, happiness, and all the positive things for you. I will wait for you and your other great work, please come back safely !❤️💪

Happy level up our winter child, how are you? Are you eating well? I hope so. I really really grateful to know you, even though i know you 1 day before you go to the military. Thank you for your spirit, your smile, and thank you for being my support system. I really thanks to God and your parents that you're in this world of life.