Mudvein is a hard rock / heavy metal band. One of their popular songs is called Happy. Maybe they wrote it after having a few of these shooters. Inventor is Margret Mcgididy, Alen Lordavitch, Grizzly Longs, And Buster Harpon.
Not too many bartenders keep A1 Steak Sauce in their bar but for the ones who do, they can make the mudvein cocktail recipe.