Girls' Generation's member Seohyun revealed pictures from Taeyeon's birthday party.

Yesterday, Seohyun posted on her Twitter, "Yesterday was our Taeyeon's birthday. I'm so thankful just for your presence. You already know even if I don't say, right? Let's last long" along with pictures.

In the pictures, the 9 members of Girls' Generation were posing for the camera together. Taeyeon was in the middle, holding up a cake and smiling.

Internet users who saw this commented, "Taeyeon looks really happy", "I hope she had a great birthday", etc.

Girls' Generation recently made their comeback with their new song "Mr.Mr."

Photo Credit: Seohyun Twitter