Girl group Kiss&Cry's member DIA sang the OST of the animation musical Frozen, "Let It Go."

Today, DIA posted on her Twitter, "DIA - Let It Go" along with a cover video.

In the video, DIA is in the recording room, singing 'Let It Go'. Her clear voice fit well with the Korean version of the song, showing off her singing skills.

Internet users who saw this commented, "Your voice is so lovely," "'Frozen' is so popular these days," etc.

Photo Credit: DIA Twitter