T-ARA Boram advertised her younger sister's group, D-Unit. 

D-Unit revealed the teaser of member Ram today, with the comeback of their new song, "Luv Me" that will be released on November 7. 

Boram, after listening to the title song, had promised, "The atmosphere and the concept of the song is something that has never been seen before in a girl group. It's new and fresh. It will for sure be popular among many fans."

D-Unit's agency said, "As more and more teasers are being released, the hits are increasing at a higher speed. We are excited for the things that will be coming the next few weeks."

Photo Credit: YNB Entertainment