Heechul, who is currently serving his military duties was seen in at Seohyun's birthday party.

On the 26th, Heechul attended Seohyun's birthday party. Eunhyuk posted on this day "Heechul and Sooyoung has arrived! It's gotten better now... But where are Seohyun's friends..." along with a photo.

In the revealed photo are Sooyoung, Kyuhyun, Eunhyuk, and Heechul who seems to have arrived early at the party. Their sweet and family-like look is making many people jealous.

Those who saw the photo commented "Wow good to see Heechul!", "he's still cute", "I'm so jealous of people at the party", "her birthday looks like a photoshoot", and etc...

Photo Credit: Eunhyuk Twitter