B2ST recently greeted the Summer with their fun-filled CF for 'Dunkin' Donuts', and the folks over at doughnut company have released a preview of the 'Dunkaccino Song' on their blog!

'Dunkaccino Song' isn't the same song that played in their original CF, but the boys are full of energy and fun for this song as well. Junhyung composed and wrote the lyrics for the song, and he shows that his composing skills have really improved.

B2ST had given glimpses of their filming process through their series of Jeju Island�through their tweets. They're�rumored to have a May comeback, so stay tuned and check out a preview of the�song below!



Tip:�sheeraynn