Girls' Generation celebrates Yoona's birthday

Girls' Generation's members throw Yoona a birthday party on 30th May.

Taeyeon updated her Instagram with the message,"Yoona, unnie loves you a lot #happyYOONAsday".

Girls' Generation's members include Hyoyeon, Seohyun, Tiffany, Sunny and Taeyeon are seen posing happily with the birthday girl in the photo above.

Happy Birthday to Yoona and wish her all the best!