Im Yoon-Ah, commonly stylized as Yoona, is a popular South Korean pop singer, dancer, actress, model and spokesmodel. She is a member of the Korean girl group Girls' Generation and is known as the center-girl, lead dancer and sub-vocalist of the group. Yoona made her debut as a singer along with Girls' Generation on August 5, 2007. She made her debut as an actress in the 2007 Korean drama, 9 Ends, 2 Outs.
In January 2014, Yoona and actor Lee Seung Gi were confirmed to be in a relationship since September 2013. On the 13 of August 2015, both stars confirmed they broke up after dating for a year and nine months due to busy schedules.