PENTAGON(펜타곤) - '청개구리(Naughty boy)' M/V (Performance ver.) - Music Video: https://youtu.be/DjrQGkFUnBo - Apple Music: https://apple.co/2wXHW07 - Spotify: https://spoti.fi/2wZov70 - Melon: http://bit.ly/2NvnJJ3 PENTAGON Official Youtube: https://www.youtube.com/c/officialpentagon PENTAGON Official Facebook: https://www.facebook.com/pentagon.unitedcube PENTAGON Official Twitter: https://twitter.com/CUBE_PTG PENTAGON Official Instagram: https://www.instagram.com/CUBE_PTG/ PENTAGON Official Fansite: http://cafe.daum.net/cube-pentagon ⓒ All Rights Reserved CUBE Entertainment