On April 24th, B1A4 dropped the dance practice video of their 2011 debut song 'O.K.'

B1A4 was officially launched in the KPop industry on April 23, 2011 with their song 'O.K.' However, it is only now when they created a dance practice video.

To reminisce the past, watch the music video of 'O.K' and the dance practice video as well.

Watch below:



written by: loveluytakyo@dkpopnews.net
SOURCE: B1A4 OFFICIAL +