Happy 40th birthday to the charming and talented Song Joong-ki! September 19th is surely a special day as you reach this milestone age. But let's be real, you still look like a youthful 30-year-old. How do you do it? Is it your secret skincare routine or your fantastic acting skills? Whatever it is, keep it up because you're looking as handsome as ever. Age is just a number, and you prove it every day with your energy and zest for life. Wishing you endless love, success, and lots of cake on your big day. Cheers to 40 more years of making our hearts flutter with your dashing looks and amazing performances. Happy birthday, Joong-ki!