The Colt 45 is a mix of Gin, Jägermeister Herbal Liqueur, and Red Bull. The cocktail is said to have a sweet and sour taste, with a kick from the gin and Red Bull. The drink is named after the gun, as the two are said to pack a similar punch. The Colt 45 is said to have originated in the 1970s, and has since become a popular choice among party-goers. So there you have it, everything you need to know about the Colt 45. Now go try out this tasty cocktail!