Sooyoung...the tallest one in the group...she is also fluent in Japanese due to a little stint she did as part of a now defunct 2 member girl group called ROute O back in her youth
Sexy Sooyoung
YouTube - SooYoung Sexy Weather Girl
Sooyoung back when she was in Japan as part of Route 0
YouTube - Route-O (SooYoung duo group in Japan before SNSD debut) - Wakuwaku It's Love [MV]