SM Entertainment said Yoona and Lee Seung Ki broke their relationship > SPECIAL

Photo from SBS 'Brave Heart'

Girls' Generation's Yoona admitted that she was dating Lee Seung Ki last year. But, SM Entertainment has just announced that Yoona and Seung Ki have broken up. Yoona is currently busy preparing for Girls' Generation's comeback on August 18.

Korea.com’s Emily You (maintyoung@korea.com) contributed to this report from Seoul.​​​​​​​​​