TVXQ unveils MV preview for new Japanese single, “I Don’t Know”

On July 4th, TVXQ unveiled a MV preview from their new single, “I Don’t Know” through a broadcast on national Japanese television.

This video clip also features some short behind-the-scenes footage from the recording set; it was revealed that the boys filmed the MV without the comfort of air-conditioning.

Still, the results look to be quite “hot”, so check out their MV preview below!

http://www.youtube.com/watch?v=gAZneoOowX0&feature=player_embedded

source:
>www.allkpop.com