Channel logo of <a rel="nofollow" class="external text" href="https://www.youtube.com/user/CGPGrey2">CGP Grey 2</a>
<ul><li><a href="//commons.wikimedia.org/wiki/File:CGPGreyLogo.jpg" title="File:CGPGreyLogo.jpg">File:CGPGreyLogo.jpg</a>: CPP Grey</li>
<li>Derivative work: <a href="//commons.wikimedia.org/wiki/User:Pbrks" title="User:Pbrks">Pbrks</a></li></ul>
Derived from <a href="//commons.wikimedia.org/wiki/File:CGPGreyLogo.jpg" title="File:CGPGreyLogo.jpg">File:CGPGreyLogo.jpg</a>.