Star Empire Entertainment began releasing teaser pictures of their first project-unit on August 22 that included Nine Muses member Gyeongree and So Jin and ZE:A member Kevin .[1] The unit was announced to be called Nasty Nasty and debuted on September 3, 2014 with their title track "Knock."[2] On January 11, 2015, Sojin was announced to be joining the new line-up of Nine Muses along with another trainee Keumjo after the departure of three of its members.[3] She made her debut into the group through their single, "Drama", the title track from their third mini-album.
Members
The members of Nasty Nasty were Kevin from ZE:A, and former Nine Muses members Gyeongree and Sojin.