K-pop's sexy singer Moon Ji Eun was confirmed to be making her comeback with a new single album after her 2 years and 4 months of hiatus. To get things rolling for her comeback, Moon Ji Eun's comeback concept photos were revealed today. The sexy concept photos reveals her smokey makeup along with her glamorous body that has been praised ever since her debut. Moon Ji Eun worked with hit producer Bang Shi Hyuk on her title track that went through 10 rounds of recordings in order to perfect it. Her title track is named Hibiyehibiyo (??????), and it contains an electronica sound that's intense and has a funky rhythm. Stay tuned to the release of her single on the 7th! [gallery columns=2]