Happy birthday to Super Junior's Leeteuk! �Now that it's July 1 in South Korea, he has turned 31 years old, so fans quickly took to celebrating on Twitter with "#HappyLeeteukDay," which even topped the worldwide trending list.

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Make sure you join in on the party and wish him a happy birthday, as well. �Meanwhile, he is still serving in the military, but will be out soon as his discharge date is July 29! �Fans should be able to see him soon. �

Happy birthday, Leeteuk!