May be taken out with full credits. You are not allowed add yourself to the credits nor edit the credits.
CREDITS : KHUNSTAR (SOURCE)
Shared by : 2oneday.com

Nichkhun just posted on his fansite, said that 2PM is preparing for the new single.
He also posted a video
You can see the video he linked to us here

And the video is the same video with the one he tweeted last time, so I'm quite sure that must be his twitter.