I'm not sure if you classify this as a glitch. I would say more of an exploit. I'm also not sure if this is from 3.6, or if this was addressed in an earlier patch, but I saw this GIF on Facebook today and figured I'd share it, in case it's an unintended and/or unwanted exploit.
http://gfycat.com/InbornTenseChinesecrocodilelizard
http://gfycat.com/InbornTenseChinesecrocodilelizard