The brainchild of Ghostbusters star and comedy legend Dan Aykroyd, Crystal Head is an ultra-premium and ultra-pure vodka. Crystal Head Skull Vodka is quadruple-distilled from Canadian corn then filtered seven times — three of which are through layers of 500 million year-old crystals known as Herkimer diamonds. You can expect a pure and smooth taste in every sip. Now available in a case of 6 miniature bottles at VIP Bottles. Perfect Serve - Try Crystal Head Skull Vodka in a No-Brainer. Simply mix Crystal Head Skull Vodka and Tonic Water in a glass with ice and garnish with fresh lime.