Jessica Jung congratulates Krystal for f(x)'s 1st Solo Concert

Congratulating her sister for a job well done, here's Jessica Jung together with f(x)'s Krystal!

Check out their lovely photos where Jessica added, "Great show baby!"~

♥ Posts about f(x)'s 'Dimension 4' Concert

♥ Jessica Jung's Instagram / Weibo Posts

Credits:
Jessica's Instagram