Lego man can rock out too!
I took the deadmau5 head, scaled it up a little bit, and chopped out the lego head post in the matterIO software.
Remix your own
...Show more deadmau5 head at http://ree.mx/1dZowKz
I'm still working out the exact dimensions of the post, but I'm printing right now and I'll get back with more info.
Enjoy!