Let's make this birthday one to remember.

39 years old (Born on February 04, 1986)

Happy Birthday, Hero Jaejoong! From your legendary days with TVXQ to the unstoppable charm of JYJ, you've been stealing hearts and hitting high notes like nobody's business. Whether it's dazzling us on stage or making fans swoon in dramas, you always manage to keep things exciting—seriously, what's your secret?

Recently, you've continued shining brighter than ever through captivating solo performances and heartfelt music that resonates worldwide. Your timeless talent proves age is just a number (though we're pretty sure you're secretly aging backwards). Keep rocking those vocals and charming smiles; here's wishing another year filled with laughter and success!