Singer and actress Son Dam Bi showed off her body through a picture.

On January 12, Son Dam Bi posted on her Twitter, "My teacher took the picture well. I should try harder" along with a picture.

In the picture, Son Dam Bi is exercising with her long legs stretching. Her skinny and fit body caught much attention.

Son Dam Bi is currently appearing in the KBS 2TV drama "What's With This Family."