BTOBs Ilhoon will be collaborating with Jisook for her solo debut!
It was previously revealed that former Rainbow member Jisook will be making her debut as a solo artist this month.
On August 9, a source from Jisooks agency Dmost Entertainment shared, Jisook and Ilhoon have recently wrapped up recording for Smile (tentative title). Smile is the title track from Jisooks upcoming solo album, and Ilhoon will be in charge of the rap part that he wrote himself. The song will be released some time in August.