Skull and Haha will be releasing a new song with Rhymer and 10cm's Kwon Jung Yeol.

"Skull and Haha are currently working on a new song with 10cm's Kwon Jung Yeol," revealed a statement from Quan Entertainment posted on news website OSEN on Tuesday. "Rhymer is in charge of the whole production. It's planned to be released next week."

Skull had also revealed a picture of the four of them together on his Instagram.

Skull and Haha's reggae style and 10cm's acoustic and indie collaboration has been bringing much excitement and curiosity to many fans.