CNBLUE have dropped their music video teaser for "A Sleepless Night".
In the MV teaser, CNBLUE break through glass and jam together. "A Sleepless Night" is a track from the band's upcoming 10th mini album 'X', which is set to drop on October 14 KST.
Watch CNBLUE's "A Sleepless Night" MV teaser above, and let us know what you think in the comments below.
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