Interest in Baby Soul, who performed with Infinite's Sunggyu and Dongwoo, has skyrocketed.

On the 21st, Sunggyu performed on KBS 2TV's 'Immortal Song 2' for the summer special. �He remade Cool's "Woman of Beach" along with fellow member Dongwoo and newcomer Baby Soul.

Baby Soul, who is signed with Woolim Entertainment, showed off her amazing vocal skills and stage manners to the crowd. �Baby Soul has been steadily gaining a reputation by featuring in songs like Infinite H's "Crying" and having Wheesung feature in her song "No Better Than Strangers".

She also gained interest when she came on SBS's 'Running Man' as one of the school girls on a past episode. She is said to be a member of the upcoming girl group from Woolim Entertainment.

Check out their wonderful performance below: