He wrote, "Is this how you do it..." along with a link to his first Instagram post which was a selfie. He has uploaded several more photos and videos and currently has around 17,000 followers.
You can follow his account, @hsh0705, here. Happy Birthday!
이렇게하는건가... https://t.co/UIouNZron6— VIXX_HYUK (@HSangHyuk) July 4, 2016