Ugh, you need to work on your taste. Guiness is commercialized crap. It cannot even compare to a microbrewed Irish Stout. And it's not liquor.
http://en.wikipedia.org/wiki/Koskenkorva_Viina Koskenkorva is served in iced glasses. This is the shit.
Guinness is best beer i ever tasted. just the way Guinness Draught (draft0 settles in a glass is a lesson in geology (Guinness men know what i mean :/ )
btw, Guinness is REAL beer. Real dark ass &^%$freakin MAN' beer! that LITE BEER crap everyone prefers is like SCREWING on a canoe.. fuckin near water :/