Extreme body mods.
http://oddstuffmagazine.com/extreme-body-modification-to-a-new-level-joel-miggler.html (http://oddstuffmagazine.com/extreme-body-modification-to-a-new-level-joel-miggler.html)
(http://oddstuffmagazine.com/wp-content/uploads/2014/07/JoelMiggler02-600x800.jpg)
A hole in his head might interesting too. ::)