SEE ALSO: Girls' Generation thank fans with lovely messages for 11th anniversary video

As August 4th marks the 11th anniversary of Girls' Generation, the group shared SNS content to celebrate the special day with their fans. Although the official video message included only the current members, Tiffany and Sooyoung thanked the group's fanclub 'S♥NE' as former members of the group.

Tiffany, who is now active as a solo artist as Tiffany Young, uploaded a playful GIF with the words "mood cause its our anniversary" and re-uploaded a past video from their 10th anniversary featuring all of last year's members. 

   

Sooyoung, who has joined Echo Global Group as actress Choi Soo Young, shared a special video of Sooyoung's 2018 activities to celebrate her anniversary. The video includes footage from Sooyoung's first domestic solo fan meeting, as well as her fan meet in Bangkok.

Check out the footage above! Congratulations on their 11th anniversary.

1. Girls' Generation
2. Sooyoung
3. Tiffany