-take a shot of the cheapest vodka locally available
-chase it with a shot of captain morgans
-chase THAT with a whole beer (preferably bought by someone really sketchy at a local gas station)
creepy stranger: shit man that sucks, you want me to go into that arco and buy you some natty ice so you can get the holy trinity on tonight?
Used by fandom peeps whenever the three are seen together.
Joe: We should throw fives. But how are we gonna get it fast?
Jim: Its cool. Marks got the Holy Trinity in his backpack.