Choi Siwon's "Hello of Gentleman"

Super Junior Choi Siwon poses at the Cartier Just Aint Clue party held at Es Factory in SeongSeongdong District, Seoul on the afternoon of the 19th.

Super Junior Choi Siwon poses at the Cartier Just Ain't Clue party held at Es Factory in SeongSeongdong District, Seoul on the afternoon of the 19th.