If you have a YouTube account that you would like to connect to your website, just follow the simple steps below:
Go to Settings > Connections
Connect your account by filling in your login details.
After you are connected you now need to make a YouTube page for your website's menu.
Go to Content > ADD A PAGE > YOUTUBE > SAVE & CLOSE
Then you can organize your menu as desired. Click Save, and go check out your website!
NOTE: If you are having initial problems with the connection from when you first signed up, then try disconnecting and reconnecting again.