F(x) Sulli performs with '2000 won' on 'K-Pop Star 2'

On March 24, f(x) Sulli performs with K-Pop Star 2's duo '2000 won' and gave a stage with full of charms.

After the performance, she took a photo with the duo and uploaded it on her me2day account, and cheered for them.

She wrote,"2000 won!!!! Sulli finished her part~ 2000 won the best! Long live!!!~

Check their performance below: