I would think so. If they aren't, what is, for chrissake?
You guys who went to BYU might not know what a Purple Jesus is. It's Kool-Aid and everclear. It's quite popular at tech schools where people not only know what everclear is, but can lay their hands on a liter of it without much trouble.
My contribution: You can use a secret mixture of over a hundred different esoteric herbs to flavor Chartreuse. Or you can use dirty socks. The end result is the same.