Sistar took over K.Will's backstage room.

On the 17th broadcast of KBS 'Music Bank' K.Will performed his comeback songs 'I need you' and 'I hate you'.

Sistar, who is in the same entertainment company as K. Will, visited his backstage to show their support. In the photos, you can see the girls taking charge of his make up, hair, style, and massage.

Netizens who saw the photo commented "His music is good and so is their support", "Sistar always such loyal friends", and etc...

Photo Credit: K. Will