The artists of 'K-pop Star' Baek Ah Yeon and Park Ji Min revealed a sister-like picture.

Yesterday, Baek Ah Yeon posted on her Twitter, "With my Ji Min" along with a picture.

In the picture, Park Ji Min and Baek Ah Yeon are making cute poses at the camera.

Internet users who saw this commented, "Everyone who came out in 'K-pop Star' are getting prettier," "They look like cute sisters together," and "Are they ever going to sing a duet together?"

Photo Credit: Baek Ah Yeon Twitter