Siwon is celebrating his 26th birthday today, April 7, with a throng of fans around the world.
Ironically, the birthday boy is the one who gifts fans with a topless photo of himself taken from Israel, wherein he is spending his vacation with his family.
He wrote on his twitter account, "this is my present for you all. thanks my whole family :^) ".
Fans send out their warm greetings such as, "How sweet of Siwon!", "Wow! Topless. Your color complements the background.","Enjoy your day Siwon!" and so on.
Do you like his gift? #HappySiwonDay