SEE ALSO: "We will surely come back," iKON hypes up the crowd during their 'Limited Tour - Get Back' in Manila

In the newly released video above, Koo Jun Hoe and Kim Jin Hwan team up for a duet of "Perfect" from the group's Japanese album 'NEW KIDS:BEGIN'. The boy sang the track for a talent show on 'Idol School Trip', and it's the first time they performed it live!

As previously reported, JTBC producers promised to release unaired footage of iKON's performances due to fan demand, and the group's dance cover of "Get Like Me" was revealed first.

Check out Koo Jun Hoe and Kim Jin Hwan's duet above!