Super Juniors Yesung shared a photo of himself with fellow bandmates Choi Siwon and Donghae, as well as TVXQs Changmin, on his personal Instagram account on May 27 with the caption U clean Concert #Whistle #superjunior #tvxq.
U clean Concert ? #superjunior #tvxq #bro
A post shared by Yesung (@yesung1106) on May 26, 2017 at 11:17pm PDT
All four singers were brought together for the U Clean Concert, which is an annual festival aimed at creating a safe digital space for teenagers without fear or cyberbullying. Choi Siwon, Donghae, and Changmin attended the event as part of the Seoul Metropolitan Police Agencys special promotions unit Whistle.