'K-Pop Star 1' contestant Yoon Hyun Sang will make his official debut at the end of this month.

According to Yoon Hyun Sang's agency, he will release his 1st mini album 'PIANOFORTE' on October 31st. It was revealed that Yoon Hyun Sang directly participated in the lyrics writing and music composing of the total 6 tracks of the album.

In particular, just like how IU mentioned during her 6th anniversary fan meeting, the album will also feature her duet with the rookie singer.

On October 19th, Yoon Hyun Sang's Official Facebook unveiled the first teaser photo which shows the singer dressing in red outfits while holding a mini keyboard, exudes a dreamy atmosphere.

Following the release of his album, Yoon Hyun Sang and IU will also promote their duet on various music programs.