The dream of becoming a singer has been buried by Im Yoon Ah or better known as Yoona since the 2nd grade of elementary school.
At the age of 12, she auditioned openly for SM Entertainments and passed. For 5 years and 2 months from the audition, she diligently underwent training and became the first choice to join Girl's Generation or SNSD.
Together with Girl's Generation, they debuted in 2007 with songs like Into the New World. Known to the
American continent, Girl's Generation continues to release songs such as Genie,
